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Dyfyniad Arddull ChicagoPark, Michael Alan. Biological Anthropology. 6th ed. New York: McGraw-Hill, 2010.
Dyfyniad MLAPark, Michael Alan. Biological Anthropology. 6th ed. New York: McGraw-Hill, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.