APA (7th ed.) Citation

Radford, A. E., & Caddell, G. M. (1986). Fundamentals of plant systematics. Harper & Row.

Chicago Style (17th ed.) Citation

Radford, Albert E., and Gloria May Caddell. Fundamentals of Plant Systematics. New York, NY: Harper & Row, 1986.

MLA (9th ed.) Citation

Radford, Albert E., and Gloria May Caddell. Fundamentals of Plant Systematics. Harper & Row, 1986.