taha, h. a. (1964). an optimal policy for machine tool replacement. the institute of national planning.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিtaha, hamdy a. An Optimal Policy for Machine Tool Replacement. cairo: the institute of national planning, 1964.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিtaha, hamdy a. An Optimal Policy for Machine Tool Replacement. the institute of national planning, 1964.