Delta Air Lines annual report 1950
MLA
Delta Air Lines, Inc.. "Delta Air Lines annual report 1950." Delta Flight Museum. 1950-08-11, https://dlg.galileo.usg.edu/do:delta_dal-ar_dal-ar-1950.
APA
Delta Air Lines, Inc. (1950-08-11). Delta Air Lines annual report 1950. Retrieved from https://dlg.galileo.usg.edu/do:delta_dal-ar_dal-ar-1950
Chicago
Delta Air Lines, Inc.. "Delta Air Lines annual report 1950." 1950-08-11. June 18, 2025. https://dlg.galileo.usg.edu/do:delta_dal-ar_dal-ar-1950.
