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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTextbooks and School Library Provisions in Secondary Education in Sub-Saharan Africa. Washington, D.C: World Bank, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTextbooks and School Library Provisions in Secondary Education in Sub-Saharan Africa. World Bank, 2008.
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