Não informado. (1979). Knowledge: Creation, diffusion, utilization. Sage Periodicals Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Knowledge: Creation, Diffusion, Utilization. Thousand Oaks, Calif: Sage Periodicals Press, 1979.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Knowledge: Creation, Diffusion, Utilization. Sage Periodicals Press, 1979.
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