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1دورية أكاديمية
المؤلفون: Brooks, Robert L., Bettinger, Robert L, Borrero, Luis Alberto, Bronitsky, Gordon, Brown, Kenneth L., Carlson, David L., Clegg, John, Ihm, Peter, Marchese, Ronald T., Pokotvlo, David L.
المصدر: Current Anthropology, 1982 Feb 01. 23(1), 67-75.
URL الوصول: https://www.jstor.org/stable/2742552