Delta Air Lines Worldwide Timetable December 15, 1993
MLA
Delta Air Lines, Inc.. "Delta Air Lines Worldwide Timetable December 15, 1993." Delta Flight Museum. 1993-12-15, https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19931215.
APA
Delta Air Lines, Inc. (1993-12-15). Delta Air Lines Worldwide Timetable December 15, 1993. Retrieved from https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19931215
Chicago
Delta Air Lines, Inc.. "Delta Air Lines Worldwide Timetable December 15, 1993." 1993-12-15. August 10, 2025. https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19931215.
