Organization for Economic Cooperation and Development. (1962). Policy conference on economic growth and investment in education, Washington, 16th-20th October, 1961. s.n.
Chicago-viite (17. p.)Organization for Economic Cooperation and Development. Policy Conference on Economic Growth and Investment in Education, Washington, 16th-20th October, 1961. [Paris: s.n, 1962.
MLA-viite (9. p.)Organization for Economic Cooperation and Development. Policy Conference on Economic Growth and Investment in Education, Washington, 16th-20th October, 1961. s.n, 1962.
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