APA-referens (7:e uppl.)

Beals, R. L., & Hoijer, H. (1971). An introduction to anthropology (Fourth edition.). Macmillan Company.

Chicago-referens (17:e uppl.)

Beals, Ralph Leon, och Harry Hoijer. An Introduction to Anthropology. Fourth edition. New York, New York: Macmillan Company, 1971.

MLA-referens (9:e uppl.)

Beals, Ralph Leon, och Harry Hoijer. An Introduction to Anthropology. Fourth edition. Macmillan Company, 1971.