International Bureau of Education & International Conference on Public Education. (1967). The shortage of secondary school teachers: Research in comparative education. International Bureau of Education; Unesco.
Chicago-viite (17. p.)International Bureau of Education ja International Conference on Public Education. The Shortage of Secondary School Teachers: Research in Comparative Education. Geneva, Paris: International Bureau of Education; Unesco, 1967.
MLA-viite (8. p.)International Bureau of Education ja International Conference on Public Education. The Shortage of Secondary School Teachers: Research in Comparative Education. International Bureau of Education; Unesco, 1967.
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