Society for International Development. North-South Roundtable & Foster, J. (1981). Energy for development, an international challenge: Prepared for the North-South Roundtable of the Society for International Development. Praeger.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSociety for International Development. North-South Roundtable और John Foster. Energy for Development, an International Challenge: Prepared for the North-South Roundtable of the Society for International Development. New York: Praeger, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSociety for International Development. North-South Roundtable और John Foster. Energy for Development, an International Challenge: Prepared for the North-South Roundtable of the Society for International Development. Praeger, 1981.
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