Cita APA (7a ed.)

Kolars, J. F., Nystuen, J. D., & Bell, D. (1974). Geography: The study of location, culture, and environment. McGraw-Hill Book Company.

Cita Chicago Style (17a ed.)

Kolars, John F., John D. Nystuen, y Derwin Bell. Geography: The Study of Location, Culture, and Environment. New York [etc.]: McGraw-Hill Book Company, 1974.

Cita MLA (9a ed.)

Kolars, John F., et al. Geography: The Study of Location, Culture, and Environment. McGraw-Hill Book Company, 1974.