Corea, G. (1980). Need for change: Towards the new international economic order : a selection from major speeches and reports with an introduction. Pergamon Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCorea, Gamani. Need for Change: Towards the New International Economic Order : A Selection from Major Speeches and Reports with an Introduction. Oxford: Pergamon Press, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCorea, Gamani. Need for Change: Towards the New International Economic Order : A Selection from Major Speeches and Reports with an Introduction. Pergamon Press, 1980.
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