Dyfyniad APA

Pyle, K. C., & Cunningham, S. (2014). Bad for you: Exposing the war on fun! (First edition.). New York: Henry Holt and Company.

Dyfyniad Arddull Chicago

Pyle, Kevin C., and Scott Cunningham. Bad for You: Exposing the War On Fun! First edition. New York: Henry Holt and Company, 2014.

Dyfyniad MLA

Pyle, Kevin C., and Scott Cunningham. Bad for You: Exposing the War On Fun! First edition. New York: Henry Holt and Company, 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.