Psacharopoulos, G. (1975). Earnings and education in OECD countries. Organisation for Economic Co-operation and Development.
Chicago-Zitierstil (17. Ausg.)Psacharopoulos, George. Earnings and Education in OECD Countries. Paris: Organisation for Economic Co-operation and Development, 1975.
MLA-Zitierstil (9. Ausg.)Psacharopoulos, George. Earnings and Education in OECD Countries. Organisation for Economic Co-operation and Development, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.