Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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