National Technical Information Service. (1972). Application of modern technologies to international development. Agency for International Development.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Technical Information Service. Application of Modern Technologies to International Development. Washington: Agency for International Development, 1972.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNational Technical Information Service. Application of Modern Technologies to International Development. Agency for International Development, 1972.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.