McGill-Warner Co, Great Northern Railway Company (U.S.), & Grindhem, M. J. (1937). Great Northern Railway map of the United States. McGill-Warner.
Style de citation Chicago (17e éd.)McGill-Warner Co, Great Northern Railway Company (U.S.), et M. J. Grindhem. Great Northern Railway Map of the United States. St. Paul: McGill-Warner, 1937.
Style de citation MLA (8e éd.)McGill-Warner Co, et al. Great Northern Railway Map of the United States. McGill-Warner, 1937.
Attention : ces citations peuvent ne pas être correctes à 100%.