APA (7th ed.) Citation

Rand McNally and Company & United Air Lines, i. (1944). United Air Lines, the main line airway coast to coast. United Air Lines, Inc..

Chicago Style (17th ed.) Citation

Rand McNally and Company and inc United Air Lines. United Air Lines, the Main Line Airway Coast to Coast. [Chicago]: United Air Lines, Inc., 1944.

MLA (8th ed.) Citation

Rand McNally and Company and inc United Air Lines. United Air Lines, the Main Line Airway Coast to Coast. United Air Lines, Inc., 1944.