Organisation for Economic Co-operation and Development, Programme for International Student Assessment, & ProQuest (Firm). (2009). PISA 2009 assessment framework: Key competencies in reading, mathematics and science. OECD.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development, Programme for International Student Assessment, و ProQuest (Firm). PISA 2009 Assessment Framework: Key Competencies in Reading, Mathematics and Science. Paris: OECD, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development, et al. PISA 2009 Assessment Framework: Key Competencies in Reading, Mathematics and Science. OECD, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.