Delta Air Lines System Timetable 1942 March 23
MLA
Delta Air Corporation. "Delta Air Lines System Timetable 1942 March 23." Delta Flight Museum. 1942-03-23, https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19420323.
APA
Delta Air Corporation (1942-03-23). Delta Air Lines System Timetable 1942 March 23. Retrieved from https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19420323
Chicago
Delta Air Corporation. "Delta Air Lines System Timetable 1942 March 23." 1942-03-23. July 22, 2025. https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19420323.
