توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

World's Columbian Exposition & Hamilton, W. E. (1893). The Time-saver: A book which names and locates 5,000 things 5,000 at the World's Fair that visitors should not fail to see. W.E. Hamilton.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

World's Columbian Exposition و W. E. Hamilton. The Time-saver: A Book Which Names and Locates 5,000 Things 5,000 at the World's Fair That Visitors Should Not Fail to See. Chicago, Ill.: W.E. Hamilton, 1893.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

World's Columbian Exposition و W. E. Hamilton. The Time-saver: A Book Which Names and Locates 5,000 Things 5,000 at the World's Fair That Visitors Should Not Fail to See. W.E. Hamilton, 1893.