APA (7th ed.) Citation

Whittlesey, D. S. (1944). The earth and the state: A study of political geography (1944 Edition.). Holt.

Chicago Style (17th ed.) Citation

Whittlesey, Derwent Stainthorpe. The Earth and the State: A Study of Political Geography. 1944 Edition. New York: Holt, 1944.

MLA (9th ed.) Citation

Whittlesey, Derwent Stainthorpe. The Earth and the State: A Study of Political Geography. 1944 Edition. Holt, 1944.