APA (7e ed.) Bronvermelding

American Association of Geographers. (1943). Professional Geographer. Association of American Geographers.

Chicago (17e ed.) Bronvermelding

American Association of Geographers. Professional Geographer. Washington: Association of American Geographers, 1943.

MLA (8e ed.) Bronvermelding

American Association of Geographers. Professional Geographer. Association of American Geographers, 1943.

Let op: Deze citaties zijn niet altijd 100% accuraat.