APA (7th ed.) Citation

Broek, J. O. M., Webb, J. W., & Hsu, M. (1968). A geography of mankind. McGraw-Hill.

Chicago Style (17th ed.) Citation

Broek, Jan Otto Marius, John W. Webb, and Mei-Ling Hsu. A Geography of Mankind. New York: McGraw-Hill, 1968.

MLA (9th ed.) Citation

Broek, Jan Otto Marius, et al. A Geography of Mankind. McGraw-Hill, 1968.