Maddison, A. (1989). The world economy in the 20th century. Paris: Development Centre of the Organisation for Economic Co-operation and Development.
استشهاد بنمط شيكاغوMaddison, Angus. The World Economy in the 20th Century. Paris: Development Centre of the Organisation for Economic Co-operation and Development, 1989.
MLA استشهادMaddison, Angus. The World Economy in the 20th Century. Paris: Development Centre of the Organisation for Economic Co-operation and Development, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.