Tohutoro APA (7th ed.)

McDonald, P., Edwards, R. A., & Greenhalgh, J. F. D. (1973). Animal nutrition (2a. ed.). Longman.

Tohutoru Kātū Chicago (17th ed.)

McDonald, Peter, R. A. Edwards, me J. F. D. Greenhalgh. Animal Nutrition. 2a. ed. Londres: Longman, 1973.

Tohutoro MLA (9th ed.)

McDonald, Peter, et al. Animal Nutrition. 2a. ed. Longman, 1973.