Holsinger, D. B., & Cowell, R. N. (2000). Positioning secondary school education in developing countries: Expansion and curriculum. Unesco, International Institute for Educational Planning.
Chicago-viite (17. p.)Holsinger, Donald B., ja Richard N. Cowell. Positioning Secondary School Education in Developing Countries: Expansion and Curriculum. Paris: Unesco, International Institute for Educational Planning, 2000.
MLA-viite (9. p.)Holsinger, Donald B., ja Richard N. Cowell. Positioning Secondary School Education in Developing Countries: Expansion and Curriculum. Unesco, International Institute for Educational Planning, 2000.
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