International Conference on Public Education Geneva, Switzerland, & Unesco. (1960). Organization of special education for mentally deficient children: A study in comparative education. UNESCO.
Chicago-viite (17. p.)International Conference on Public Education Geneva, Switzerland, ja Unesco. Organization of Special Education for Mentally Deficient Children: A Study in Comparative Education. Paris: UNESCO, 1960.
MLA-viite (8. p.)International Conference on Public Education Geneva, Switzerland, ja Unesco. Organization of Special Education for Mentally Deficient Children: A Study in Comparative Education. UNESCO, 1960.
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