Heyneman, S. P. (1980). Student learning in Uganda: Textbook availability and other factors. World Bank.
Chicago Style (17. basım) AtıfHeyneman, Stephen P. Student Learning in Uganda: Textbook Availability and Other Factors. Washington: World Bank, 1980.
MLA (9th ed.) AtıfHeyneman, Stephen P. Student Learning in Uganda: Textbook Availability and Other Factors. World Bank, 1980.
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