taha, h. a. (1964). an optimal policy for machine tool replacement. the institute of national planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रtaha, hamdy a. An Optimal Policy for Machine Tool Replacement. cairo: the institute of national planning, 1964.
एमएलए (9वां संस्करण) प्रशस्ति पत्रtaha, hamdy a. An Optimal Policy for Machine Tool Replacement. the institute of national planning, 1964.