Παραπομπή σε μορφή APA (7η εκδ.)

Lockheed, M. E., & Verspoor, A. (1991). Improving primary education in developing countries. Published for the World Bank, Oxford University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lockheed, Marlaine E., και Adriaan Verspoor. Improving Primary Education in Developing Countries. Washington, D.C.: Published for the World Bank, Oxford University Press, 1991.

Παραπομπή σε μορφή MLA (8th εκδ.)

Lockheed, Marlaine E., και Adriaan Verspoor. Improving Primary Education in Developing Countries. Published for the World Bank, Oxford University Press, 1991.