APA (7th ed.) Citation

McKenzie, G. D., & Utgard, R. O. (1972). Man and his physical environment: Readings in environment geology. Burgess Pub.

Chicago Style (17th ed.) Citation

McKenzie, Garry D., and Russell O. Utgard. Man and His Physical Environment: Readings in Environment Geology. Minneapolis, Minn: Burgess Pub, 1972.

MLA (9th ed.) Citation

McKenzie, Garry D., and Russell O. Utgard. Man and His Physical Environment: Readings in Environment Geology. Burgess Pub, 1972.