ebrary, Inc, Sladovich, H. E., & Hollomon, J. H. (1991). Engineering as a social enterprise. National Academy Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc, Hedy E. Sladovich, और J. Herbert Hollomon. Engineering as a Social Enterprise. Washington, D.C.: National Academy Press, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रebrary, Inc, et al. Engineering as a Social Enterprise. National Academy Press, 1991.
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