APA (7th ed.) Citation

Jones, W. D., & Whittlesey, D. S. (1925). An introduction to economic geography. Univ. of Chicago Press.

Chicago Style (17th ed.) Citation

Jones, Wellington D., and Derwent S. Whittlesey. An Introduction to Economic Geography. Chicago, Ill: Univ. of Chicago Press, 1925.

MLA (9th ed.) Citation

Jones, Wellington D., and Derwent S. Whittlesey. An Introduction to Economic Geography. Univ. of Chicago Press, 1925.