Organisation for Economic Co-operation and Development, OECD (Paris, France). (2019). PISA 2018 assessment and analytical framework. OECD Publications. https://doi.org/10.1787/b25efab8-en
Chicago-Zitierstil (17. Ausg.)Organisation for Economic Co-operation and Development, OECD (Paris, France). PISA 2018 Assessment and Analytical Framework. Paris: OECD Publications, 2019. https://doi.org/10.1787/b25efab8-en.
MLA-Zitierstil (9. Ausg.)Organisation for Economic Co-operation and Development, OECD (Paris, France). PISA 2018 Assessment and Analytical Framework. OECD Publications, 2019. https://doi.org/10.1787/b25efab8-en.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.