Citazione Stile APA (7a Edizione)

Friedl, J., & Pfeiffer, J. E. (1977). Anthropology: The study of people. Harper's College Press.

Citazione stile Chigago Style (17a edizione)

Friedl, John, e John E. Pfeiffer. Anthropology: The Study of People. New York [etc.]: Harper's College Press, 1977.

Citatione MLA (9a ed.)

Friedl, John, e John E. Pfeiffer. Anthropology: The Study of People. Harper's College Press, 1977.