United nations industrial development organization. (1978). Manual for the preparation of industrial feasibility studies. Oxford and IBH.
শিকাগো স্টাইলে সাইটেশনUnited nations industrial development organization. Manual for the Preparation of Industrial Feasibility Studies. New Delhi: Oxford and IBH, 1978.
এমএলএ সাইটেশনUnited nations industrial development organization. Manual for the Preparation of Industrial Feasibility Studies. Oxford and IBH, 1978.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.