El-Sakty، K.، و Okorie، C. (2020). An Exploratory Study of the Strategic Use of Third Party Logistics for Cost Reduction and Customer Satisfaction in the Oil and Gas Industry. المجلة المصرية للدراسات التجارية، مج44, ع1 ، 26 - 58. مسترجع من http://search.mandumah.com/Record/1119101
El-Sakty، Khaled، و Chukwuncke Okorie. "An Exploratory Study of the Strategic Use of Third Party Logistics for Cost Reduction and Customer Satisfaction in the Oil and Gas Industry." المجلة المصرية للدراسات التجارية مج44, ع1 (2020): 26 - 58. مسترجع من http://search.mandumah.com/Record/1119101