Western Air Lines Annual Report 1949
MLA
Western Air Lines, Inc.. "Western Air Lines Annual Report 1949." Delta Flight Museum. 1950-03-15, https://dlg.galileo.usg.edu/do:delta_wal-ar_wal-ar-1949.
APA
Western Air Lines, Inc. (1950-03-15). Western Air Lines Annual Report 1949. Retrieved from https://dlg.galileo.usg.edu/do:delta_wal-ar_wal-ar-1949
Chicago
Western Air Lines, Inc.. "Western Air Lines Annual Report 1949." 1950-03-15. April 27, 2026. https://dlg.galileo.usg.edu/do:delta_wal-ar_wal-ar-1949.
