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دليل المستخدم
Meligy، R. M. H.، و Abd Alkhalik، A. S. (1987). Mathematical Skills Necessary For Students Of The Faculty Of Engineering and The Numerical Estimation Of Their Fxistance In The Mathematics Courses Of The Third Year Secondary Schools ( Mathematics Section ). مجلة كلية التربية، ع3 ، 482 - 510. مسترجع من http://search.mandumah.com/Record/680502
Meligy، R. M. H.، و A. S. Abd Alkhalik. "Mathematical Skills Necessary For Students Of The Faculty Of Engineering and The Numerical Estimation Of Their Fxistance In The Mathematics Courses Of The Third Year Secondary Schools ( Mathematics Section )." مجلة كلية التربية ع3 (1987): 482 - 510. مسترجع من http://search.mandumah.com/Record/680502