Dyfyniad APA

Whitney, E., & Ellie Whitney; Sharon Rady Rolfes. (2005). Understanding nutrition. Belmont, CA: Thomson/Wadsworth.

Dyfyniad Arddull Chicago

Whitney, Ellie, và Ellie Whitney; Sharon Rady Rolfes. Understanding Nutrition. Belmont, CA: Thomson/Wadsworth, 2005.

Dyfyniad MLA

Whitney, Ellie, và Ellie Whitney; Sharon Rady Rolfes. Understanding Nutrition. Belmont, CA: Thomson/Wadsworth, 2005.

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