Al Ghamdi، S. M. H. (2023). The Effectiveness of a Suggested Unit Based on Enrichment Activities on Developing Achievement in English Language of Secondary Stage Students. مجلة كلية التربية بالمنصورة، ع121, ج1 ، 18 - 47. مسترجع من http://search.mandumah.com/Record/1502433
Al Ghamdi، Sami Mohammad Hassan. "The Effectiveness of a Suggested Unit Based On Enrichment Activities On Developing Achievement in English Language of Secondary Stage Students." مجلة كلية التربية بالمنصورة ع121, ج1 (2023): 18 - 47. مسترجع من http://search.mandumah.com/Record/1502433