Cita APA (7th ed.)

Radford, A. E., & Dickison, W. C. (1974). Vascular plant systematics. Harper & Row.

Cita Chicago (17th ed.)

Radford, Albert E., i William C. Dickison. Vascular Plant Systematics. New York: Harper & Row, 1974.

Cita MLA (9th ed.)

Radford, Albert E., i William C. Dickison. Vascular Plant Systematics. Harper & Row, 1974.