el-haddad, M., & amer, r. (1965). application of linear programming to curve fitting and theory of approximation. the institute of national planning.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিel-haddad, M.S, এবং roshdi amer. Application of Linear Programming to Curve Fitting and Theory of Approximation. cairo: the institute of national planning, 1965.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিel-haddad, M.S, এবং roshdi amer. Application of Linear Programming to Curve Fitting and Theory of Approximation. the institute of national planning, 1965.