APA (7th ed.) Citation

Maple, T. L., & Hoff, M. P. (1982). Gorilla behavior. Van Nostrand Reinhold.

Chicago Style (17th ed.) Citation

Maple, Terry L., and Michael P. Hoff. Gorilla Behavior. New York: Van Nostrand Reinhold, 1982.

MLA (9th ed.) Citation

Maple, Terry L., and Michael P. Hoff. Gorilla Behavior. Van Nostrand Reinhold, 1982.