OECD. (2019). PISA: Balancing School Choice and Equity :An International Perspective Based on Pisa. OECD.
Chicago Style aipamenaOECD. PISA: Balancing School Choice and Equity :An International Perspective Based On Pisa. OECD, 2019.
MLA aipamenaOECD. PISA: Balancing School Choice and Equity :An International Perspective Based On Pisa. OECD, 2019.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.