Al-Qahtani, S. M., & Abdel Kader, A. S. (2015). Analysis of EFL students written syntactic errors: Analysis of the common written syntactic errors among EFL students at princess Nourah University. Imam Mohammed Bin Saud Islamic University, College Languages and Translation, Department of English.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Qahtani, Shafya Mesfer, و Ali Shokry Abdel Kader. Analysis of EFL Students Written Syntactic Errors: Analysis of the Common Written Syntactic Errors Among EFL Students at Princess Nourah University. Riyadh: Imam Mohammed Bin Saud Islamic University, College Languages and Translation, Department of English, 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Qahtani, Shafya Mesfer, و Ali Shokry Abdel Kader. Analysis of EFL Students Written Syntactic Errors: Analysis of the Common Written Syntactic Errors Among EFL Students at Princess Nourah University. Imam Mohammed Bin Saud Islamic University, College Languages and Translation, Department of English, 2015.