APA (7th ed.) Citation

Sears, P. B. (1935). Deserts on the march. University of Oklahoma Press.

Chicago Style (17th ed.) Citation

Sears, Paul B. Deserts on the March. Norman: University of Oklahoma Press, 1935.

MLA (9th ed.) Citation

Sears, Paul B. Deserts on the March. University of Oklahoma Press, 1935.