United States, Central Intelligence Agency. "Principal source: Africa, its peoples and their cultural history, G.P. Murdock, 1959." Shipping list no.: 96-0058-S. Includes table of ethnic grou... Central Intelligence Agency.
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United States, Central Intelligence Agency. "504014 8-79 (543855)." Relief shown by shading and spot heights. Includes location map and comparative area map. Maps in margin: Population -- Lin... Central Intelligence Agency.