McGill-Warner Co & Grindhem, M. J. (1928). Great Northern Railway map of the United States. McGill-Warner Co..
Style de citation Chicago (17e éd.)McGill-Warner Co et M. J. Grindhem. Great Northern Railway Map of the United States. St. Paul, Minn.: McGill-Warner Co., 1928.
Style de citation MLA (8e éd.)McGill-Warner Co et M. J. Grindhem. Great Northern Railway Map of the United States. McGill-Warner Co., 1928.
Attention : ces citations peuvent ne pas être correctes à 100%.