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دليل المستخدم
Abdullah، L. A. H. (2023). Common Mistakes Committed and Challenges Faced in Research Proposal Writing by University of Aden Postgraduate Students. مجلة الدراسات الاجتماعية، مج29, ع1 ، 18 - 30. مسترجع من http://search.mandumah.com/Record/1385471
Abdullah، Lamis Abdulrahman Hasan. "Common Mistakes Committed and Challenges Faced in Research Proposal Writing By University of Aden Postgraduate Students." مجلة الدراسات الاجتماعية مج29, ع1 (2023): 18 - 30. مسترجع من http://search.mandumah.com/Record/1385471