Open University, Collins, J., & Cook, D. (2001). Understanding learning: Influences and outcomes. Paul Chapman Pub. in association with the Open University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Open University, Janet Collins, و Deirdre Cook. Understanding Learning: Influences and Outcomes. London: Paul Chapman Pub. in association with the Open University, 2001.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Open University, et al. Understanding Learning: Influences and Outcomes. Paul Chapman Pub. in association with the Open University, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.