Malek A. Ahmed, D. (2013). Economic and Environmental Effects of Oil Refining and Industry Empirical Research at South Refineries Company (State Company). , 9(34), 25-51.
Dr. Malek A. Ahmed. "Economic and Environmental Effects of Oil Refining and Industry Empirical Research at South Refineries Company (State Company)". , 9, 34, 2013, 25-51.
Malek A. Ahmed, D. (2013). 'Economic and Environmental Effects of Oil Refining and Industry Empirical Research at South Refineries Company (State Company)', , 9(34), pp. 25-51.
Malek A. Ahmed, D. Economic and Environmental Effects of Oil Refining and Industry Empirical Research at South Refineries Company (State Company). , 2013; 9(34): 25-51.