Organisation for Economic Co-operation and Development, European Commission. Joint Research Centre, ProQuest (Firm), Evans, P., & Deluca, M. (2009). Students with disabilities, learning difficulties and disadvantages in the Baltic States, South Eastern Europe, and Malta: Educational policies and indicators. OECD/JRC European Commission.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development, European Commission. Joint Research Centre, ProQuest (Firm), Peter Evans, و Marcella Deluca. Students with Disabilities, Learning Difficulties and Disadvantages in the Baltic States, South Eastern Europe, and Malta: Educational Policies and Indicators. Paris: OECD/JRC European Commission, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development, et al. Students with Disabilities, Learning Difficulties and Disadvantages in the Baltic States, South Eastern Europe, and Malta: Educational Policies and Indicators. OECD/JRC European Commission, 2009.