National Convention of Railroad Commissioners & United States. Interstate Commerce Commission. (1890). Proceedings of a National Convention of Railroad Commissioners. Interstate Commerce Commission.
Chicago-referens (17:e uppl.)National Convention of Railroad Commissioners och United States. Interstate Commerce Commission. Proceedings of a National Convention of Railroad Commissioners. Washington: Interstate Commerce Commission, 1890.
MLA-referens (8:e uppl.)National Convention of Railroad Commissioners och United States. Interstate Commerce Commission. Proceedings of a National Convention of Railroad Commissioners. Interstate Commerce Commission, 1890.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.