Dyfyniad APA

Smith, A. F. (2006). Encyclopedia of junk food and fast food. Westport, CT : Greenwood Press.

Dyfyniad Arddull Chicago

Smith, Andrew F. Encyclopedia of Junk Food and Fast Food. Westport, CT : Greenwood Press, 2006.

Dyfyniad MLA

Smith, Andrew F. Encyclopedia of Junk Food and Fast Food. Westport, CT : Greenwood Press, 2006.

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