APA (7th ed.) Citation

Combs, G. F., & Combs, S. B. (1986). The role of selenium in nutrition. Academic Press.

Chicago Style (17th ed.) Citation

Combs, Gerald F., and Stephanie B. Combs. The Role of Selenium in Nutrition. Orlando: Academic Press, 1986.

MLA (9th ed.) Citation

Combs, Gerald F., and Stephanie B. Combs. The Role of Selenium in Nutrition. Academic Press, 1986.