APA-Zitierstil (7. Ausg.)

Não informado. Transport economics. Interstate Commerce Commission, Bureau of Transport Economics and Statistics.

Chicago-Zitierstil (17. Ausg.)

Não informado. Transport Economics. Washington: Interstate Commerce Commission, Bureau of Transport Economics and Statistics.

MLA-Zitierstil (8. Ausg.)

Não informado. Transport Economics. Interstate Commerce Commission, Bureau of Transport Economics and Statistics.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.