Dyfyniad APA

Whitney, E. N., & Sharon, R. R. (2002). Understanding nutrition (9th ed.). Wadsworth.

Dyfyniad Arddull Chicago

Whitney, Eleanor Noss, and Rady Rolfes Sharon. Understanding Nutrition. 9th ed. [Australia]: Wadsworth, 2002.

Dyfyniad MLA

Whitney, Eleanor Noss, and Rady Rolfes Sharon. Understanding Nutrition. 9th ed. Wadsworth, 2002.

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