INFORMATION:.. & PSACHAROPOULOS, G. (1980). Information: An essential factor in educational planning and policy. UNESCO.
Citazione stile Chigago Style (17a edizione)INFORMATION:.. e George PSACHAROPOULOS. Information: An Essential Factor in Educational Planning and Policy. Paris: UNESCO, 1980.
Citatione MLA (9a ed.)INFORMATION:.. e George PSACHAROPOULOS. Information: An Essential Factor in Educational Planning and Policy. UNESCO, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.