APA (7e ed.) Bronvermelding

Lee, J., & Barro, R. J. (1997). Schooling quality in a cross section of cuontries. National Bureau of Economic Research.

Chicago (17e ed.) Bronvermelding

Lee, Jong-Wha, en Robert J. Barro. Schooling Quality in a Cross Section of Cuontries. Cambridge: National Bureau of Economic Research, 1997.

MLA (9e ed.) Bronvermelding

Lee, Jong-Wha, en Robert J. Barro. Schooling Quality in a Cross Section of Cuontries. National Bureau of Economic Research, 1997.