Colombo Plan Bureau. (1971). International assistance for education for development: The Colombo Plan special topic report considered by the 20th Consultative Committee meeting in Manila, February 1971. Colombo Plan Bureau.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रColombo Plan Bureau. International Assistance for Education for Development: The Colombo Plan Special Topic Report Considered by the 20th Consultative Committee Meeting in Manila, February 1971. Ceylon, [Sri Lanka]: Colombo Plan Bureau, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रColombo Plan Bureau. International Assistance for Education for Development: The Colombo Plan Special Topic Report Considered by the 20th Consultative Committee Meeting in Manila, February 1971. Colombo Plan Bureau, 1971.
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