Cita APA

Weigert, H. (1957). Principles of political geography. Appleton Century Crofts.

Citación estilo Chicago

Weigert, Hans. Principles of Political Geography. New York: Appleton Century Crofts, 1957.

Cita MLA

Weigert, Hans. Principles of Political Geography. New York: Appleton Century Crofts, 1957.

Precaución: Estas citas no son 100% exactas.