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دليل المستخدم
El Dreny، H. A. (1984). Techniques and Types of Written Feedback Used by a Sample of Teachers Working in Qatar: Exploratory Study. مجلة التربية، ع67 ، 12 - 18. مسترجع من http://search.mandumah.com/Record/681091
El Dreny، Huisseen A. "Techniques and Types of Written Feedback Used By a Sample of Teachers Working in Qatar: Exploratory Study." مجلة التربية ع67 (1984): 12 - 18. مسترجع من http://search.mandumah.com/Record/681091