Unesco. International Institute for Educational Planning & Silova, I. (2009). Private supplementary tutoring in Central Asia: New opportunities and burdens. Unesco, International Institute for Educational Planning.
Chicago-viite (17. p.)Unesco. International Institute for Educational Planning ja Iveta Silova. Private Supplementary Tutoring in Central Asia: New Opportunities and Burdens. Paris: Unesco, International Institute for Educational Planning, 2009.
MLA-viite (9. p.)Unesco. International Institute for Educational Planning ja Iveta Silova. Private Supplementary Tutoring in Central Asia: New Opportunities and Burdens. Unesco, International Institute for Educational Planning, 2009.
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