Boctor, A. L. (1966). The Classical Transportation Problem and its Application in Iron-ore Industry (U.A.R.). The Institute of National Planning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Boctor, Adel L. The Classical Transportation Problem and Its Application in Iron-ore Industry (U.A.R.). Cairo: The Institute of National Planning, 1966.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Boctor, Adel L. The Classical Transportation Problem and Its Application in Iron-ore Industry (U.A.R.). The Institute of National Planning, 1966.