cUNESCO Institute for Statistics. (2016). PISA: Making Education Count for Development :Data Collection and Availability in Six PISA for Development Countries. OECD.
Παραπομπή Chicago StylecUNESCO Institute for Statistics. PISA: Making Education Count for Development :Data Collection and Availability in Six PISA for Development Countries. OECD, 2016.
Παραπομπή MLAcUNESCO Institute for Statistics. PISA: Making Education Count for Development :Data Collection and Availability in Six PISA for Development Countries. OECD, 2016.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.