APA (7th ed.) Citation

Russell, S. P. (1962). The study of trees made simple. Doubleday.

Chicago Style (17th ed.) Citation

Russell, Solveig P. The Study of Trees Made Simple. New York: Doubleday, 1962.

MLA (9th ed.) Citation

Russell, Solveig P. The Study of Trees Made Simple. Doubleday, 1962.