ebrary, Inc, & Hassan, F. A. (2002). Droughts, food, and culture: Ecological change and food security in Africa's later prehistory. Kluwer Academic/Plenum Publishers.
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Chicago-čujuhus (17. p.)
ebrary, Inc, juo Fekri A. Hassan. Droughts, Food, and Culture: Ecological Change and Food Security in Africa's Later Prehistory. New York: Kluwer Academic/Plenum Publishers, 2002.
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MLA-čujuhus (9. p.)
ebrary, Inc, juo Fekri A. Hassan. Droughts, Food, and Culture: Ecological Change and Food Security in Africa's Later Prehistory. Kluwer Academic/Plenum Publishers, 2002.
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