Hoover, R. L. (1974). A review of the Sangoan industrial complex in Africa. University of Northern Colorado, Museum of Anthropology.
Citace podle Chicago (17th ed.)Hoover, Robert Linville. A Review of the Sangoan Industrial Complex in Africa. [Greeley]: University of Northern Colorado, Museum of Anthropology, 1974.
Citace podle MLA (9th ed.)Hoover, Robert Linville. A Review of the Sangoan Industrial Complex in Africa. University of Northern Colorado, Museum of Anthropology, 1974.
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