Pan American World Airways, Inc. (1960). New horizons world guide: Pan Am's travel facts about 138 countries (Ninth revised edition.). Pan American World Airways.
Chicago-Zitierstil (17. Ausg.)Pan American World Airways, Inc. New Horizons World Guide: Pan Am's Travel Facts About 138 Countries. Ninth revised edition. Pan American World Airways, 1960.
MLA-Zitierstil (9. Ausg.)Pan American World Airways, Inc. New Horizons World Guide: Pan Am's Travel Facts About 138 Countries. Ninth revised edition. Pan American World Airways, 1960.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.