Northern Pacific Railway Company & Wheeler, O. D. (1897). Wonderland '97-1906 .. Northern Pacific Railway.
Cita Chicago Style (17a ed.)Northern Pacific Railway Company y Olin D. Wheeler. Wonderland '97-1906 .. St. Paul: Northern Pacific Railway, 1897.
Cita MLA (8a ed.)Northern Pacific Railway Company y Olin D. Wheeler. Wonderland '97-1906 .. Northern Pacific Railway, 1897.
Precaución: Estas citas no son 100% exactas.