Mac Donald, A. L. (1976). Agricultural technology in developing countries: Social factors related to the use of modern techniques in two rural areas in Peru. University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMac Donald, Alphonse L. Agricultural Technology in Developing Countries: Social Factors Related to the Use of Modern Techniques in Two Rural Areas in Peru. Rotterdam: University Press, 1976.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMac Donald, Alphonse L. Agricultural Technology in Developing Countries: Social Factors Related to the Use of Modern Techniques in Two Rural Areas in Peru. University Press, 1976.
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