APA (7th ed.) Citation

Levine, N. D., & Anderson, J. J. B. (1975). Human ecology. Duxbury Press.

Chicago Style (17th ed.) Citation

Levine, Norman D., and John J. B. Anderson. Human Ecology. North Scituate, Mass: Duxbury Press, 1975.

MLA (9th ed.) Citation

Levine, Norman D., and John J. B. Anderson. Human Ecology. Duxbury Press, 1975.