Edited by Clark, J. D. (1967). Background to evolution in Africa. University of Chicago Press.
Chicago-viite (17. p.)Edited by Clark, J. Desmond. Background to Evolution in Africa. Chicago: University of Chicago Press, 1967.
MLA-viite (9. p.)Edited by Clark, J. Desmond. Background to Evolution in Africa. University of Chicago Press, 1967.
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