Clark, W. E. L. G. (1955). The fossil evidence for human evolution: An introduction to the study of paleoanthropology (2nd ed.). Chicago: The University of Chicago Press.
Παραπομπή Chicago StyleClark, Wilfrid Edward Le Gros. The Fossil Evidence for Human Evolution: An Introduction to the Study of Paleoanthropology. 2nd ed. Chicago: The University of Chicago Press, 1955.
Παραπομπή MLAClark, Wilfrid Edward Le Gros. The Fossil Evidence for Human Evolution: An Introduction to the Study of Paleoanthropology. 2nd ed. Chicago: The University of Chicago Press, 1955.
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