Παραπομπή σε μορφή APA (7η εκδ.)

United States. World's Columbian Commission. (1891). Classification of the World's Columbian exposition, Chicago, U.S.A., 1893. Donohue and Henneberry.

Παραπομπή σε μορφή Chicago (17η εκδ.)

United States. World's Columbian Commission. Classification of the World's Columbian Exposition, Chicago, U.S.A., 1893. Chicago: Donohue and Henneberry, 1891.

Παραπομπή σε μορφή MLA (8th εκδ.)

United States. World's Columbian Commission. Classification of the World's Columbian Exposition, Chicago, U.S.A., 1893. Donohue and Henneberry, 1891.