Schnell, J. B. (1973). Vandalism and passenger security: A study of crime and vandalism in urban mass transit systems in the United States and Canada; final report. NTIS.
Chicago-Zitierstil (17. Ausg.)Schnell, John B. Vandalism and Passenger Security: A Study of Crime and Vandalism in Urban Mass Transit Systems in the United States and Canada; Final Report. Springfield, Va: NTIS, 1973.
MLA-Zitierstil (8. Ausg.)Schnell, John B. Vandalism and Passenger Security: A Study of Crime and Vandalism in Urban Mass Transit Systems in the United States and Canada; Final Report. NTIS, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.