Dyfyniad APA

WHITNEY, E. N., & ROLFES, S. R. (2004). Understanding nutrition.-- ed.9. Wadworth Thomson Learning.

Dyfyniad Arddull Chicago

WHITNEY, Eleanor Noss, and Sharon Rady ROLFES. Understanding Nutrition.-- Ed.9. Australia: Wadworth Thomson Learning, 2004.

Dyfyniad MLA

WHITNEY, Eleanor Noss, and Sharon Rady ROLFES. Understanding Nutrition.-- Ed.9. Wadworth Thomson Learning, 2004.

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