Al-Wasidi, M. A., & Al-hudhaif, A. M. (2011). Avoidance of phrasal verbs: The case of intermediate and advanced Saudi learners of English. Al-Imam Muhammad Ibn Saud Islamic University, College of Languages and Translation, Department of English Language and Literature.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Wasidi, Mona A., و Abdulrahman M. Al-hudhaif. Avoidance of Phrasal Verbs: The Case of Intermediate and Advanced Saudi Learners of English. Riyadh: Al-Imam Muhammad Ibn Saud Islamic University, College of Languages and Translation, Department of English Language and Literature, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Wasidi, Mona A., و Abdulrahman M. Al-hudhaif. Avoidance of Phrasal Verbs: The Case of Intermediate and Advanced Saudi Learners of English. Al-Imam Muhammad Ibn Saud Islamic University, College of Languages and Translation, Department of English Language and Literature, 2011.