Cita APA (7th ed.)

Cain, S. A. (1974). Foundations of Plant Geography. Hafner Press.

Cita Chicago (17th ed.)

Cain, Stanley A. Foundations of Plant Geography. New York: Hafner Press, 1974.

Cita MLA (9th ed.)

Cain, Stanley A. Foundations of Plant Geography. Hafner Press, 1974.