Cita APA

Whitney, E. N., & Rolfes, S. R. (1999). Understanding nutrition (8 ed.). West/Wadsworth.

Chicago Edition Citation

Whitney, Eleanor Noss, i Sharon Rady Rolfes. Understanding Nutrition. 8 ed. New York: West/Wadsworth, 1999.

Cita MLA

Whitney, Eleanor Noss, i Sharon Rady Rolfes. Understanding Nutrition. 8 ed. West/Wadsworth, 1999.