Citazione Stile APA (7a Edizione)

Williams, S. R. (1990). Essentials of nutration and diet therapy (5th ed.). Times Mirror.

Citazione stile Chigago Style (17a edizione)

Williams, Sue Rodwells. Essentials of Nutration and Diet Therapy. 5th ed. St. Louis, Mo.: Times Mirror, 1990.

Citatione MLA (9a ed.)

Williams, Sue Rodwells. Essentials of Nutration and Diet Therapy. 5th ed. Times Mirror, 1990.