Farahat, A. M. (1977). Some Experience, with Network Schedule Modelling of A Cement Firm: "The Tourah Co. Case". The Institute of National Planning.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিFarahat, Ahmed M. Some Experience, with Network Schedule Modelling of A Cement Firm: "The Tourah Co. Case". Cairo: The Institute of National Planning, 1977.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিFarahat, Ahmed M. Some Experience, with Network Schedule Modelling of A Cement Firm: "The Tourah Co. Case". The Institute of National Planning, 1977.