Delta Air Lines Worldwide Timetable December 15, 1992
MLA
Delta Air Lines, Inc.. "Delta Air Lines Worldwide Timetable December 15, 1992." Delta Flight Museum. 1992-12-15, https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19921215.
APA
Delta Air Lines, Inc. (1992-12-15). Delta Air Lines Worldwide Timetable December 15, 1992. Retrieved from https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19921215
Chicago
Delta Air Lines, Inc.. "Delta Air Lines Worldwide Timetable December 15, 1992." 1992-12-15. August 6, 2025. https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19921215.
