Cita APA (7th ed.)

Birot, P. (1966). General Physical Geography. John Wiley & Sons, Inc..

Cita Chicago (17th ed.)

Birot, Pierre. General Physical Geography. New York: John Wiley & Sons, Inc., 1966.

Cita MLA (9th ed.)

Birot, Pierre. General Physical Geography. John Wiley & Sons, Inc., 1966.