Wren, A. (1981). Computer scheduling of public transport. Urban passenger. Vehicle and crew scheduling: The internat. workshop, Leeds, 16 - 18 July, 1980 ([1st ed.].). North-Holland Publishing.
Chicago-Zitierstil (17. Ausg.)Wren, Anthony. Computer Scheduling of Public Transport. Urban Passenger. Vehicle and Crew Scheduling: The Internat. Workshop, Leeds, 16 - 18 July, 1980. [1st ed.]. Amsterdam: North-Holland Publishing, 1981.
MLA-Zitierstil (9. Ausg.)Wren, Anthony. Computer Scheduling of Public Transport. Urban Passenger. Vehicle and Crew Scheduling: The Internat. Workshop, Leeds, 16 - 18 July, 1980. [1st ed.]. North-Holland Publishing, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.