Hashem, G. A. F. A. (2022). Analyzing and evaluating the content of grammatical rules according to the functional approach in series of Al- Arabiyah Bain Yadaik Text Book 3.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hashem, Gamal Ahmed Fouad Abdelkarim. Analyzing and Evaluating the Content of Grammatical Rules According to the Functional Approach in Series of Al- Arabiyah Bain Yadaik Text Book 3. 2022.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hashem, Gamal Ahmed Fouad Abdelkarim. Analyzing and Evaluating the Content of Grammatical Rules According to the Functional Approach in Series of Al- Arabiyah Bain Yadaik Text Book 3. 2022.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.