Service, E. R. (1971). Primitive social organization: An evolutionary perspective (2d ed.). Random House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रService, Elman Rogers. Primitive Social Organization: An Evolutionary Perspective. 2d ed. New York: Random House, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रService, Elman Rogers. Primitive Social Organization: An Evolutionary Perspective. 2d ed. Random House, 1971.
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