Delta Air Lines Worldwide Timetable April 5, 1998
MLA
Delta Air Lines, Inc.. "Delta Air Lines Worldwide Timetable April 5, 1998." Delta Flight Museum. 1998-04-05, https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19980405.
APA
Delta Air Lines, Inc. (1998-04-05). Delta Air Lines Worldwide Timetable April 5, 1998. Retrieved from https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19980405
Chicago
Delta Air Lines, Inc.. "Delta Air Lines Worldwide Timetable April 5, 1998." 1998-04-05. April 30, 2026. https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19980405.
