APA (7th ed.) Citation

Psacharopoulos, G. (1975). Earnings and education in OECD countries. Organisation for Economic Co-operation and Development.

Chicago Style (17th ed.) Citation

Psacharopoulos, George. Earnings and Education in OECD Countries. Paris: Organisation for Economic Co-operation and Development, 1975.

MLA (9th ed.) Citation

Psacharopoulos, George. Earnings and Education in OECD Countries. Organisation for Economic Co-operation and Development, 1975.