Energy Conference & Stevens, P. (1998). Strategic positioning in the oil industry: Trends and options. Emirates Center for Strategic Studies and Research ; Distributed by British Academic Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Energy Conference و Paul Stevens. Strategic Positioning in the Oil Industry: Trends and Options. [Abu Dhabi, United Arab Emirates] : [London ; New York, NY: Emirates Center for Strategic Studies and Research ; Distributed by British Academic Press, 1998.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Energy Conference و Paul Stevens. Strategic Positioning in the Oil Industry: Trends and Options. Emirates Center for Strategic Studies and Research ; Distributed by British Academic Press, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.