Cita APA

Freeman, T. W. 1. (1971). A hundred years of geography. London: Gerald Duckworth & Co. Ltd..

Citación estilo Chicago

Freeman, Thomas Walter 1908-1988. A Hundred Years of Geography. London: Gerald Duckworth & Co. Ltd., 1971.

Cita MLA

Freeman, Thomas Walter 1908-1988. A Hundred Years of Geography. London: Gerald Duckworth & Co. Ltd., 1971.