Ashehri, A. H., & Al-Rajhi, A. (2011). Evaluating teachers knowledge of call in the intermediate boys schools in riyadh. Al-Imam Muhammad bin Saud Islamic University,College Languages and Translation, Department of English Language and literature.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ashehri, Awad H., و Ali Al-Rajhi. Evaluating Teachers Knowledge of Call in the Intermediate Boys Schools in Riyadh. Riyadh: Al-Imam Muhammad bin Saud Islamic University,College Languages and Translation, Department of English Language and literature, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ashehri, Awad H., و Ali Al-Rajhi. Evaluating Teachers Knowledge of Call in the Intermediate Boys Schools in Riyadh. Al-Imam Muhammad bin Saud Islamic University,College Languages and Translation, Department of English Language and literature, 2011.