United States. Agency for International Development. (1980). Congressional presentation fiscal year 1981: Annex III, Latin America and the Carribean. Agency for International Development.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited States. Agency for International Development. Congressional Presentation Fiscal Year 1981: Annex III, Latin America and the Carribean. [Washington, D.C.]: Agency for International Development, 1980.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUnited States. Agency for International Development. Congressional Presentation Fiscal Year 1981: Annex III, Latin America and the Carribean. Agency for International Development, 1980.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.