Singer, H. W. (1975). The strategy of international development: Essays in the economics of backwardness. International Arts and Sciences Press, Inc.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSinger, Hans Wolfgang. The Strategy of International Development: Essays in the Economics of Backwardness. White Plains, New York: International Arts and Sciences Press, Inc, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSinger, Hans Wolfgang. The Strategy of International Development: Essays in the Economics of Backwardness. International Arts and Sciences Press, Inc, 1975.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.