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/* cache key: enwiki:resourceloader:filter:minify-js:7:f01864140ec2ba42468570048b875f39 */ }</script> <script>if(window.mw){ mw.loader.load(["mediawiki.page.startup","mediawiki.legacy.wikibits","mediawiki.legacy.ajax","ext.vector.footerCleanup","ext.wikimediaShopLink.core","ext.postEdit","wikibase.client.init","ext.centralNotice.bannerController"]); }</script> <script src="//web.archive.org/web/20130424195352js_/http://bits.wikimedia.org/geoiplookup"></script><link rel="dns-prefetch" href="//web.archive.org/web/20130424195352/http://meta.wikimedia.org/"/></head> <body class="mediawiki ltr sitedir-ltr ns-4 ns-subject page-Wikipedia_Citation_needed skin-vector action-view vector-animateLayout"> <div id="mw-page-base" class="noprint"></div> <div id="mw-head-base" class="noprint"></div>  <div id="content" class="mw-body" role="main"> <a id="top"></a> <div id="mw-js-message" style="display:none;"></div>  <div id="siteNotice"></div>   <h1 id="firstHeading" class="firstHeading" lang="en"><span dir="auto">Wikipedia:Citation needed</span></h1>   <div id="bodyContent">  <div id="siteSub">From Wikipedia, the free encyclopedia</div>   <div id="contentSub"></div>   <div id="jump-to-nav" class="mw-jump"> Jump to: <a href="#mw-navigation">navigation</a>, <a href="#p-search">search</a> </div>   <div id="mw-content-text" lang="en" dir="ltr" class="mw-content-ltr"><div class="metadata topicon nopopups" id="protected-icon" style="display:none; right:55px;"><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Protection_policy#semi" title="This page is semi-protected."><img alt="Page semi-protected" src="//web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/commons/thumb/f/fc/Padlock-silver.svg/20px-Padlock-silver.svg.png" width="20" height="20" srcset="//web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/commons/thumb/f/fc/Padlock-silver.svg/30px-Padlock-silver.svg.png 1.5x, //web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/commons/thumb/f/fc/Padlock-silver.svg/40px-Padlock-silver.svg.png 2x"/></a></div> <div class="thumb tright"> <div class="thumbinner" style="width:302px;"><a href="/web/20130424195352/http://en.wikipedia.org/wiki/File:Webcomic_xkcd_-_Wikipedian_protester.png" class="image"><img alt="Innovative application for the template in xkcd 285 (Wikipedian Protester)" src="//web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/commons/thumb/3/31/Webcomic_xkcd_-_Wikipedian_protester.png/300px-Webcomic_xkcd_-_Wikipedian_protester.png" width="300" height="163" class="thumbimage" srcset="//web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/commons/thumb/3/31/Webcomic_xkcd_-_Wikipedian_protester.png/450px-Webcomic_xkcd_-_Wikipedian_protester.png 1.5x, //web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/commons/3/31/Webcomic_xkcd_-_Wikipedian_protester.png 2x"/></a> <div class="thumbcaption"> <div class="magnify"><a href="/web/20130424195352/http://en.wikipedia.org/wiki/File:Webcomic_xkcd_-_Wikipedian_protester.png" class="internal" title="Enlarge"><img src="//web.archive.org/web/20130424195352im_/http://bits.wikimedia.org/static-1.22wmf1/skins/common/images/magnify-clip.png" width="15" height="11" alt=""/></a></div> The {{<a href="/web/20130424195352/http://en.wikipedia.org/wiki/Template:Citation_needed" title="Template:Citation needed">Citation needed</a>}} template aims to promote <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Verifiability" title="Wikipedia:Verifiability">accountable</a> discourse.</div> </div> </div> <table class="plainlinks ombox ombox-notice" style=""> <tr> <td class="mbox-image"><img alt="" src="//web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/en/3/31/Imbox_notice.png" width="40" height="40"/></td> <td class="mbox-text" style="">A complete version of this documentation is provided at <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Template:Citation_needed" title="Template:Citation needed">Template:Citation needed</a>. An encyclopedia article about the template is at <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Citation_needed" title="Citation needed">Citation needed</a>.</td> </tr> </table> <p>To ensure that all Wikipedia content is <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Verifiability" title="Wikipedia:Verifiability">verifiable</a>, anyone may question an <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Citing_sources#When_and_why_to_cite_sources" title="Wikipedia:Citing sources">un-cited claim</a> by inserting a <code>{{<a href="/web/20130424195352/http://en.wikipedia.org/wiki/Template:Citation_needed" title="Template:Citation needed">Citation needed</a>}}</code> tag.</p> <blockquote class="toccolours" style="float:none; padding: 10px 15px 10px 15px; display:table;"> <p><b>Example:</b> 65% of people believe in ghosts.<sup class="noprint Template-Fact" style="white-space:nowrap;">[<i><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Citation_needed#Citation_needed" title="Wikipedia:Citation needed"><span title="Wikipedia:Citation needed#Citation needed">citation needed</span></a></i>]</sup></p> </blockquote> <ul> <li>Exercise caution before relying upon unsourced claims.</li> <li>If you can provide a <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Identifying_reliable_sources" title="Wikipedia:Identifying reliable sources">reliable source</a> for the claim, please <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Be_bold" title="Wikipedia:Be bold">be bold</a> and <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Tutorial/Editing" title="Wikipedia:Tutorial/Editing">replace</a> the "Citation needed" template with enough information to locate the source. You may leave the <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Copy_editing" title="Copy editing">copyediting</a> to someone else, or learn more about <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Citing_sources" title="Wikipedia:Citing sources">citing sources on Wikipedia</a>.</li> <li>If someone tagged your contributions with "Citation needed" and you disagree, discuss the matter on the article's <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Help:Using_talk_pages" title="Help:Using talk pages">discussion page</a>.</li> <li>Controversial, poorly-sourced claims in biographies of living people <a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Biographies_of_living_persons#Remove_unsourced_or_poorly_sourced_contentious_material" title="Wikipedia:Biographies of living persons">should be deleted immediately</a>.</li> </ul> <h2> <span class="mw-headline" id="See_also">See also</span></h2> <table class="metadata mbox-small plainlinks" style="border:1px solid #aaa; background-color:#f9f9f9;"> <tr> <td class="mbox-image"><img alt="" src="//web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" width="30" height="40" srcset="//web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //web.archive.org/web/20130424195352im_/http://upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x"/></td> <td class="mbox-text plainlist" style="">Wikimedia Commons has media related to: <i><b><a href="//web.archive.org/web/20130424195352/http://commons.wikimedia.org/wiki/Category:Citation_needed" class="extiw" title="commons:Category:Citation needed">Citation needed</a></b></i></td> </tr> </table> <ul> <li><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Wikipedia:Template_messages/Cleanup#Inline_with_article_text_6" title="Wikipedia:Template messages/Cleanup">Inline verifiability and sources cleanup templates</a></li> <li><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Template:Verify_source" title="Template:Verify source">Template:Verify source</a></li> </ul>   </div>   <div class="printfooter"> Retrieved from "<a href="https://web.archive.org/web/20130424195352/http://en.wikipedia.org/w/index.php?title=Wikipedia:Citation_needed&oldid=545802370">http://en.wikipedia.org/w/index.php?title=Wikipedia:Citation_needed&oldid=545802370</a>" </div>   <div id="catlinks" class="catlinks"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Help:Categories" title="Help:Categories">Categories</a>: <ul><li><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Category:Citation_and_verifiability_maintenance_templates" title="Category:Citation and verifiability maintenance templates">Citation and verifiability maintenance templates</a></li><li><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Category:Wikipedia_quick_introductions" title="Category:Wikipedia quick introductions">Wikipedia quick introductions</a></li><li><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Category:Wikipedia_basic_information" title="Category:Wikipedia basic information">Wikipedia basic information</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/web/20130424195352/http://en.wikipedia.org/wiki/Category:Semi-protected_project_pages" title="Category:Semi-protected project pages">Semi-protected project pages</a></li></ul></div></div>  <div class="visualClear"></div>   </div>  </div>  <div id="mw-navigation"> <h2>Navigation menu</h2>  <div id="mw-head">  <div id="p-personal" role="navigation" class=""> <h3>Personal tools</h3> <ul> <li id="pt-createaccount"><a href="/web/20130424195352/http://en.wikipedia.org/w/index.php?title=Special:UserLogin&returnto=Wikipedia%3ACitation+needed&type=signup">Create account</a></li><li id="pt-login"><a href="/web/20130424195352/http://en.wikipedia.org/w/index.php?title=Special:UserLogin&returnto=Wikipedia%3ACitation+needed" title="You are encouraged to log in; however, it is not mandatory. 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