Pomfret, J. E. (1935). The geographic pattern of mankind (Student's ed.). Appleton-Century.
Cita Chicago (17th ed.)Pomfret, John Edwin. The Geographic Pattern of Mankind. Student's ed. New York: Appleton-Century, 1935.
Cita MLA (9th ed.)Pomfret, John Edwin. The Geographic Pattern of Mankind. Student's ed. Appleton-Century, 1935.
Atenció: Aquestes cites poden no estar 100% correctes.