Webster, F. V. (1983). The importance of cost minimisation in public transport operations. Transport and Road Research Laboratory.
Chicago-Zitierstil (17. Ausg.)Webster, F. V. The Importance of Cost Minimisation in Public Transport Operations. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1983.
MLA-Zitierstil (9. Ausg.)Webster, F. V. The Importance of Cost Minimisation in Public Transport Operations. Transport and Road Research Laboratory, 1983.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.