Legal full-text edition
PISA 2015 Skalenhandbuch
NaturwissenschaftenSchulleistungsuntersuchungPISAMathematische KompetenzOECD-StudieLesekompetenzSchülerbefragung
Rights
Public-domain status shown for GLOBAL. DOAB open-access record with explicit license: CC-BY-SA
Public-domain status shown for GLOBAL. DOAB open-access record with explicit license: CC-BY-SA