Παραπομπή σε μορφή APA (7η εκδ.)

(2008). Textbooks and school library provisions in secondary education in Sub-Saharan Africa. World Bank.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Textbooks and School Library Provisions in Secondary Education in Sub-Saharan Africa. Washington, D.C: World Bank, 2008.

Παραπομπή σε μορφή MLA (9th εκδ.)

Textbooks and School Library Provisions in Secondary Education in Sub-Saharan Africa. World Bank, 2008.