Cita APA

National Academy of Sciences. National Research Council. (1989). Nutrients Requirements of Horses (5 edition.). Washington, D. C.: National Academy Press.

Citación estilo Chicago

National Academy of Sciences. National Research Council. Nutrients Requirements of Horses. 5 edition. Washington, D. C.: National Academy Press, 1989.

Cita MLA

National Academy of Sciences. National Research Council. Nutrients Requirements of Horses. 5 edition. Washington, D. C.: National Academy Press, 1989.