Boctor, A. L. (1966). The Classical Transportation Problem and its Application in Iron-ore Industry (U.A.R.). The Institute of National Planning.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিBoctor, Adel L. The Classical Transportation Problem and Its Application in Iron-ore Industry (U.A.R.). Cairo: The Institute of National Planning, 1966.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিBoctor, Adel L. The Classical Transportation Problem and Its Application in Iron-ore Industry (U.A.R.). The Institute of National Planning, 1966.