المشاركة الأصلية كتبت بواسطة Thawab al subai

Abstract الخلاصة
Summarizes what this research is about a very brief summary usually 200 to 250 words. After reading the abstract the reader decides if he/she wants to continue reading or just stop there are they interested or not.





في اختلاف عن المحتوى في عدد الكلامات