- "An Expert Guide to World-Class Pizza" -- QSR [quick-service restaurant industry publication] (22 March 2012)
- A Slice of History: Pizza Through the Ages -- History (27 July 2012)
- "Easy as pie: A Guide to Regional Pizza" -- Washingtonian (05 September 2012)
- The Food Timeline –
Lynne Olver, Morris County Library NJ
- Helstosky, Carol. Pizza: A Global History. London: Reaktion Books, 2008.
- Kostioukovitch, Elena. Why Italians Love to Talk About Food. NY: Farrar, Straus and Giroux, 2006. [English translation by Anne Milano Appel, 2009]
- Pizza Brain [an American pizza culture museum and pizzeria]
- Toussaint-Samat, Maguelonne. A History of Food. Chichester, UK: John Wiley & Sons/Blackwell 2009.
- "The Saveur Ultimate Guide to Pizza" -- Saveur
- United States Department of Agriculture. Agricultural Researc Service. Consumption of Pizza: What We Eat in America, NHANES 2007-2010. Donna G. Rhodes, Meghan E. Adler, John C. Clemens, Randy P. LaComb, and Alanna J. Moshfegh. Food Surveys Research Group, Dietary Data Brief No. 11, February 2014.