Harbi، J. (2021). The Oil and Gas Exploration and Production Industry: An Assessment of the Potential Impacts of the Upstream and Downstream Operation on the Environment. مجلة النفط والتعاون العربي، مج47, ع178 ، 11 - 61. مسترجع من http://search.mandumah.com/Record/1295579
Harbi، Jamal. "The Oil and Gas Exploration and Production Industry: An Assessment of the Potential Impacts of the Upstream and Downstream Operation On the Environment." مجلة النفط والتعاون العربي مج47, ع178 (2021): 11 - 61. مسترجع من http://search.mandumah.com/Record/1295579