Northrop, H. D., & Banks, N. H. (1893). The world's fair as seen in one hundred days: Containing a complete history of the World's Columbian Exposition. Ariel Book Co..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Northrop, Henry Davenport, و Nancy Huston Banks. The World's Fair as Seen in One Hundred Days: Containing a Complete History of the World's Columbian Exposition. Philadelphia: Ariel Book Co., 1893.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Northrop, Henry Davenport, و Nancy Huston Banks. The World's Fair as Seen in One Hundred Days: Containing a Complete History of the World's Columbian Exposition. Ariel Book Co., 1893.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.