@book{UBHD-1072218, author={Hudson, Kenneth}, title={Air travel}, subtitle={a social history}, publisher={Adams and Dart}, address={Bath}, year={1972}, pages={174 S.}, language={eng}, isbn={0-239-00091-9 and 978-0-239-00091-0}, note={Bibliographie: S. 159-160}, library={UB [Signatur: 73 B 354]}, }