International Symposium on Man's Role in Changing the Face of the Earth, Princeton, N.J, & Thomas, W. L. (1956). Man's role in changing the face of the earth. Published for the Wenner-Gren Foundation for Anthropological Research and the National Science Foundation by the University of Chicago Press.
Chicago-viite (17. p.)International Symposium on Man's Role in Changing the Face of the Earth, Princeton, N.J, ja William Leroy Thomas. Man's Role in Changing the Face of the Earth. Chicago: Published for the Wenner-Gren Foundation for Anthropological Research and the National Science Foundation by the University of Chicago Press, 1956.
MLA-viite (9. p.)International Symposium on Man's Role in Changing the Face of the Earth, Princeton, N.J, ja William Leroy Thomas. Man's Role in Changing the Face of the Earth. Published for the Wenner-Gren Foundation for Anthropological Research and the National Science Foundation by the University of Chicago Press, 1956.