Cita APA (7th ed.)

Simmons, I. G. (1979). Biogeography: Natural and cultural. E. Arnold.

Cita Chicago (17th ed.)

Simmons, I. G. Biogeography: Natural and Cultural. London: E. Arnold, 1979.

Cita MLA (8th ed.)

Simmons, I. G. Biogeography: Natural and Cultural. E. Arnold, 1979.