APA (7th ed.) Citation

Simson, S., & Straus, M. C. (1998). Horticulture as therapy: Principles and practice. Food Products Press.

Chicago Style (17th ed.) Citation

Simson, Sharon, and Martha C. Straus. Horticulture as Therapy: Principles and Practice. New York: Food Products Press, 1998.

MLA (9th ed.) Citation

Simson, Sharon, and Martha C. Straus. Horticulture as Therapy: Principles and Practice. Food Products Press, 1998.