Cita APA

Kolars, J. F., & Nystuen, J. D. (1974). Human geography: Spatial design in world society. New York: McGraw-Hill.

Citación estilo Chicago

Kolars, John F., y John D. Nystuen. Human Geography: Spatial Design in World Society. New York: McGraw-Hill, 1974.

Cita MLA

Kolars, John F., y John D. Nystuen. Human Geography: Spatial Design in World Society. New York: McGraw-Hill, 1974.