APA (7th ed.) Citation

Clegg, E. J. (1968). The study of man: An introduction to human biology. American Elsevier Pub.

Chicago Style (17th ed.) Citation

Clegg, Edward John. The Study of Man: An Introduction to Human Biology. New York: American Elsevier Pub, 1968.

MLA (9th ed.) Citation

Clegg, Edward John. The Study of Man: An Introduction to Human Biology. American Elsevier Pub, 1968.