Citazione Stile APA (7a Edizione)
Programme for International Student Assessment (OECD). (2011). Quality time for students: Learning in and out of school. OECD.
Citazione stile Chigago Style (17a edizione)
Programme for International Student Assessment (OECD). Quality Time for Students: Learning in and Out of School. Paris: OECD, 2011.
Citatione MLA (9a ed.)
Programme for International Student Assessment (OECD). Quality Time for Students: Learning in and Out of School. OECD, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.