Παραπομπή σε μορφή APA (7η εκδ.)

.Knight, J. B., & .Sabot, R. H. (1990). Education, productivity, and inequality: The East African natural experiment. Published for the World Bank, Oxford University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

.Knight, John B., και Richard H. .Sabot. Education, Productivity, and Inequality: The East African Natural Experiment. Oxford ; New York: Published for the World Bank, Oxford University Press, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

.Knight, John B., και Richard H. .Sabot. Education, Productivity, and Inequality: The East African Natural Experiment. Published for the World Bank, Oxford University Press, 1990.