Pennsylvania Railroad, Wood, J. R., & Boyd, G. W. (1893). Pennsylvania Railroad to the Columbian Exposition: With descriptive notes of the cities of New York, Baltimore, Philadelphia, Washington, Chicago, and a complete description of the exposition grounds and buildings, with maps and illustrations (Second edition.). [publisher not identified].
Chicago Style (17th ed.) CitationPennsylvania Railroad, J. R. Wood, and George W. Boyd. Pennsylvania Railroad to the Columbian Exposition: With Descriptive Notes of the Cities of New York, Baltimore, Philadelphia, Washington, Chicago, and a Complete Description of the Exposition Grounds and Buildings, with Maps and Illustrations. Second edition. [Place of publication not identified]: [publisher not identified], 1893.
MLA (9th ed.) CitationPennsylvania Railroad, et al. Pennsylvania Railroad to the Columbian Exposition: With Descriptive Notes of the Cities of New York, Baltimore, Philadelphia, Washington, Chicago, and a Complete Description of the Exposition Grounds and Buildings, with Maps and Illustrations. Second edition. [publisher not identified], 1893.