Não informado. (2009). Proceedings of the American Transit Engineering Association. American Transit Engineering Association.
Chicago-Zitierstil (17. Ausg.)Não informado. Proceedings of the American Transit Engineering Association. New York: American Transit Engineering Association, 2009.
MLA-Zitierstil (8. Ausg.)Não informado. Proceedings of the American Transit Engineering Association. American Transit Engineering Association, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.