Delta Air Lines annual report 1951
MLA
Delta Air Lines, Inc.. "Delta Air Lines annual report 1951." Delta Flight Museum. 1951-08-17, https://dlg.galileo.usg.edu/do:delta_dal-ar_dal-ar-1951.
APA
Delta Air Lines, Inc. (1951-08-17). Delta Air Lines annual report 1951. Retrieved from https://dlg.galileo.usg.edu/do:delta_dal-ar_dal-ar-1951
Chicago
Delta Air Lines, Inc.. "Delta Air Lines annual report 1951." 1951-08-17. February 10, 2026. https://dlg.galileo.usg.edu/do:delta_dal-ar_dal-ar-1951.
