Não informado. (1970). Journal of world education. Association of World Colleges and Universities.
Chicago-referens (17:e uppl.)Não informado. Journal of World Education. Huntington, NY: Association of World Colleges and Universities, 1970.
MLA-referens (8:e uppl.)Não informado. Journal of World Education. Association of World Colleges and Universities, 1970.
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