Human Relations Area Files, Inc, Yale University. Institute of Human Relations, & Murdock, G. P. (1950). Outline of cultural materials (3rd rev. ed.). s.n.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHuman Relations Area Files, Inc, Yale University. Institute of Human Relations, और George Peter Murdock. Outline of Cultural Materials. 3rd rev. ed. New Haven: s.n, 1950.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHuman Relations Area Files, Inc, et al. Outline of Cultural Materials. 3rd rev. ed. s.n, 1950.
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