APA (7th ed.) Citation

Van Dersal, W. R. (1977). Why does your garden grow?: The facts of plant life. Quadrangle/New York Times Book Co..

Chicago Style (17th ed.) Citation

Van Dersal, William Richard. Why Does Your Garden Grow?: The Facts of Plant Life. New York: Quadrangle/New York Times Book Co., 1977.

MLA (9th ed.) Citation

Van Dersal, William Richard. Why Does Your Garden Grow?: The Facts of Plant Life. Quadrangle/New York Times Book Co., 1977.