APA-viite (7. p.)
National Research Council (U.S.). Committee on Animal Nutrition & ebrary, Inc. (1989). Nutrient requirements of horses (5th rev. ed.). National Academy Press.
Chicago-viite (17. p.)
National Research Council (U.S.). Committee on Animal Nutrition ja Inc ebrary. Nutrient Requirements of Horses. 5th rev. ed. Washington, D.C.: National Academy Press, 1989.
MLA-viite (9. p.)
National Research Council (U.S.). Committee on Animal Nutrition ja Inc ebrary. Nutrient Requirements of Horses. 5th rev. ed. National Academy Press, 1989.
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