Man's role in changing the face of the earth - International Symposium on Man's Role in Changing the Face of the Earth (1955 : Princeton, N.J); Thomas, William Leroy, 1920- (Chicago : Published for the Wenner-Gren Foundation for Anthropological Research and the National Science Foundation by the University of Chicago Press, 1956)
Includes bibliographical references and index
Keywords: Human geography -- Congresses