Calyton, E. (1983). Agriculture, poverty, and freedom in developing countries. Macmillan.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCalyton, Eric. Agriculture, Poverty, and Freedom in Developing Countries. London: Macmillan, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCalyton, Eric. Agriculture, Poverty, and Freedom in Developing Countries. Macmillan, 1983.
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