Goodfellow, R., & Lea, M. R. (2007). Challenging e-learning in the university: A literacies perspective. McGraw Hill/Open University Press/Society for Research into Higher Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Goodfellow, Robin, و Mary R. Lea. Challenging E-learning in the University: A Literacies Perspective. Maidenhead, England ; New York: McGraw Hill/Open University Press/Society for Research into Higher Education, 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Goodfellow, Robin, و Mary R. Lea. Challenging E-learning in the University: A Literacies Perspective. McGraw Hill/Open University Press/Society for Research into Higher Education, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.