United nations industrial development organization. (1978). Manual for the preparation of industrial feasibility studies. Oxford and IBH.
استشهاد بنمط شيكاغوUnited nations industrial development organization. Manual for the Preparation of Industrial Feasibility Studies. New Delhi: Oxford and IBH, 1978.
MLA استشهادUnited nations industrial development organization. Manual for the Preparation of Industrial Feasibility Studies. Oxford and IBH, 1978.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.