Cita APA

Sterling, K. B. (1998). American geographers and the OSS during World War II. The U.S. Army and World War II.

Citación estilo Chicago

Sterling, Keir B. "American Geographers and the OSS During World War II." The U.S. Army and World War II 1998.

Cita MLA

Sterling, Keir B. "American Geographers and the OSS During World War II." The U.S. Army and World War II, 1998.