Cita APA (7th ed.)

Duyff, R. L., & Hasler, D. (2000). Nutrition & wellness. Glenco/McGraw-Hill.

Cita Chicago (17th ed.)

Duyff, Roberta Larson, i Doris Hasler. Nutrition & Wellness. Peoria, Ill: Glenco/McGraw-Hill, 2000.

Cita MLA (9th ed.)

Duyff, Roberta Larson, i Doris Hasler. Nutrition & Wellness. Glenco/McGraw-Hill, 2000.