APA (7th ed.) Citation

Geddes, R., & Clelland, D. (1982). The forest edge. St. Martin's Press.

Chicago Style (17th ed.) Citation

Geddes, Robert, and Doug Clelland. The Forest Edge. New York, N.Y.: St. Martin's Press, 1982.

MLA (8th ed.) Citation

Geddes, Robert, and Doug Clelland. The Forest Edge. St. Martin's Press, 1982.