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.
Chicago-viite (17. p.)Colombo 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.
MLA-viite (9. p.)Colombo 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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