Noreng, O. (1978). Oil Politics in the 1980s: Pattern of International Cooperation. New York: McGraw-Hill Book Company.
استشهاد بنمط شيكاغوNoreng, Oystein. Oil Politics in the 1980s: Pattern of International Cooperation. New York: McGraw-Hill Book Company, 1978.
MLA استشهادNoreng, Oystein. Oil Politics in the 1980s: Pattern of International Cooperation. New York: McGraw-Hill Book Company, 1978.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.