Comsis Corporation, National Cooperative Transit Research & Development Program (U.S.), & National Research Council (U.S.). Transportation Research Board. (1985). National transit computer software directory. Transportation Research Board.
Chicago-Zitierstil (17. Ausg.)Comsis Corporation, National Cooperative Transit Research & Development Program (U.S.), und National Research Council (U.S.). Transportation Research Board. National Transit Computer Software Directory. [Washington, D.C: Transportation Research Board, 1985.
MLA-Zitierstil (9. Ausg.)Comsis Corporation, et al. National Transit Computer Software Directory. Transportation Research Board, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.