APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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