APA-viite (7. p.)
Lewin, K. (2008). Strategies for sustainable financing of secondary education in Sub-Saharan Africa. World Bank.
Chicago-viite (17. p.)
Lewin, Keith. Strategies for Sustainable Financing of Secondary Education in Sub-Saharan Africa. Washington, D.C.: World Bank, 2008.
MLA-viite (9. p.)
Lewin, Keith. Strategies for Sustainable Financing of Secondary Education in Sub-Saharan Africa. World Bank, 2008.
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