Wisconsin Central Airlines Annual Report 1948
MLA
Wisconsin Central Airlines, Inc.. "Wisconsin Central Airlines Annual Report 1948." Delta Flight Museum. 1949-03-19, https://dlg.galileo.usg.edu/do:delta_nca-ar_nca-ar-1948.
APA
Wisconsin Central Airlines, Inc. (1949-03-19). Wisconsin Central Airlines Annual Report 1948. Retrieved from https://dlg.galileo.usg.edu/do:delta_nca-ar_nca-ar-1948
Chicago
Wisconsin Central Airlines, Inc.. "Wisconsin Central Airlines Annual Report 1948." 1949-03-19. April 30, 2026. https://dlg.galileo.usg.edu/do:delta_nca-ar_nca-ar-1948.
