ملحق المادة الدراسية Additional Reading - Computer News المقرر الدراسي CT1312: System Analysis and Design-1 http://www.ecampusnews.com http://www.sciencedaily.com/news/computers_math/ http://www.popsci.com http://www.nsf.gov/discoveries/index.jsp?prio_area=5 http://www.computerworld.com 6. https://student.societyforscience.org/topic/tech-math 7. http://www.conceptdraw.com/examples/dfd-diagram