Não informado. (1939). Contributions to american anthropology and history. Carnegie Institution of Washington.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Contributions to American Anthropology and History. Washington: Carnegie Institution of Washington, 1939.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Contributions to American Anthropology and History. Carnegie Institution of Washington, 1939.
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