APA (7th ed.) Citation

Kagan, D., Ozment, S. E., & Turner, F. M. (1979). The Western heritage. Macmillan.

Chicago Style (17th ed.) Citation

Kagan, Donald, Steven E. Ozment, and Frank M. Turner. The Western Heritage. New York: Macmillan, 1979.

MLA (9th ed.) Citation

Kagan, Donald, et al. The Western Heritage. Macmillan, 1979.