APA (7th ed.) Citation
Psacharopoulos, G. (1980). Information, an essential factor in educational planning and policy. Unesco.
Chicago Style (17th ed.) Citation
Psacharopoulos, George. Information, an Essential Factor in Educational Planning and Policy. Paris: Unesco, 1980.
MLA (9th ed.) Citation
Psacharopoulos, George. Information, an Essential Factor in Educational Planning and Policy. Unesco, 1980.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.