World's Columbian Exposition. (1893). Educational exhibit of the World's Columbian Exposition. [s.n.].
Chicagoスタイル(17版)引用形式World's Columbian Exposition. Educational Exhibit of the World's Columbian Exposition. Chicago: [s.n.], 1893.
MLA(8版)引用形式World's Columbian Exposition. Educational Exhibit of the World's Columbian Exposition. [s.n.], 1893.
警告: この引用は必ずしも正確ではありません.