sedrac, k. a., & hamid, s. (1965). fortran subroutine for simpson's method of numerical integration. the institute of national planning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)sedrac, khairy a., و s. hamid. Fortran Subroutine for Simpson's Method of Numerical Integration. cairo: the institute of national planning, 1965.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)sedrac, khairy a., و s. hamid. Fortran Subroutine for Simpson's Method of Numerical Integration. the institute of national planning, 1965.