Birot, P. (1966). General Physical Geography. John Wiley & Sons, Inc..
Citación estilo ChicagoBirot, Pierre. General Physical Geography. New York: John Wiley & Sons, Inc., 1966.
Cita MLABirot, Pierre. General Physical Geography. John Wiley & Sons, Inc., 1966.
Warning: These citations may not always be 100% accurate.