Al-Harbi, M. D., & Abdelmo, R. A. (2015). Exploring the Role of Motivation in Learning English Among Saudi EFL Students. Al-Imam Mohammad Ibn Saud Islamic University, College of Languages and Translation, Department of english Language and Literature.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Harbi, Mohammed Dhaifallah, و Rafik Ahmed Abdelmo. Exploring the Role of Motivation in Learning English Among Saudi EFL Students. Riyadh: Al-Imam Mohammad Ibn Saud Islamic University, College of Languages and Translation, Department of english Language and Literature, 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Harbi, Mohammed Dhaifallah, و Rafik Ahmed Abdelmo. Exploring the Role of Motivation in Learning English Among Saudi EFL Students. Al-Imam Mohammad Ibn Saud Islamic University, College of Languages and Translation, Department of english Language and Literature, 2015.