Northwest Airlines Schedule 1942 July 16
MLA
Northwest Airlines. "Northwest Airlines Schedule 1942 July 16." Delta Flight Museum. 1942-07-16, https://dlg.galileo.usg.edu/do:delta_nwa-tt_nwa-tt-19420716.
APA
Northwest Airlines (1942-07-16). Northwest Airlines Schedule 1942 July 16. Retrieved from https://dlg.galileo.usg.edu/do:delta_nwa-tt_nwa-tt-19420716
Chicago
Northwest Airlines. "Northwest Airlines Schedule 1942 July 16." 1942-07-16. June 20, 2025. https://dlg.galileo.usg.edu/do:delta_nwa-tt_nwa-tt-19420716.
