Al-Otaibi, J., & Al-Semari, O. (2011). Enhancing grammar gains via skype among saudi college female students at the preparatory stage. Al-Imam Muhammad Ibn Saud Islamic Universiry, Collage of Languages and Translation, Dapartment of English Language.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Otaibi, Jehan, و Othman Al-Semari. Enhancing Grammar Gains via Skype Among Saudi College Female Students at the Preparatory Stage. Riyadh: Al-Imam Muhammad Ibn Saud Islamic Universiry, Collage of Languages and Translation, Dapartment of English Language, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Otaibi, Jehan, و Othman Al-Semari. Enhancing Grammar Gains via Skype Among Saudi College Female Students at the Preparatory Stage. Al-Imam Muhammad Ibn Saud Islamic Universiry, Collage of Languages and Translation, Dapartment of English Language, 2011.