Hungarian Scientific Council for World Economy. (1990). Trends in World Economy. Hungarian Scientific Council for World Economy.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hungarian Scientific Council for World Economy. Trends in World Economy. Budapest: Hungarian Scientific Council for World Economy, 1990.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hungarian Scientific Council for World Economy. Trends in World Economy. Hungarian Scientific Council for World Economy, 1990.