Please do not add or change content, as you did to History of pizza, without verifying it by citing a reliable source. Please review the guidelines at Wikipedia:Citing sources and take this opportunity to add references to the article. Thank you. Saddhiyama (talk) 00:15, 2 March 2013 (UTC)
- If this is a shared IP address, and you did not make the edit, consider creating an account for yourself so you can avoid further irrelevant notices.
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