APA Style

Kolars, John F., Nystuen, John D.. (1974). Human Geography . New York: MC GRAW-HILL.

Chicago Style

Kolars, John F., Nystuen, John D.. Human Geography. New York: MC GRAW-HILL, 1974. .

MLA Style

Kolars, John F., Nystuen, John D.. Human Geography. New York: MC GRAW-HILL, 1974. .

Turabian Style

Kolars, John F., Nystuen, John D.. Human Geography. New York: MC GRAW-HILL, 1974. .