Cita APA (7th ed.)
Roth, R. A. (2011). Nutrition & diet therapy (10th ed.). Delmar.
Cita Chicago (17th ed.)
Roth, Ruth A. Nutrition & Diet Therapy. 10th ed. New york: Delmar, 2011.
Cita MLA (9th ed.)
Roth, Ruth A. Nutrition & Diet Therapy. 10th ed. Delmar, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.