APA (7e ed.) Bronvermelding

Clark, J. G. D., & Piggett, S. (1965). Prehistoric societies. Knopf.

Chicago (17e ed.) Bronvermelding

Clark, John Grahame Douglas, en Stuart Piggett. Prehistoric Societies. New York: Knopf, 1965.

MLA (9e ed.) Bronvermelding

Clark, John Grahame Douglas, en Stuart Piggett. Prehistoric Societies. Knopf, 1965.