United States. Federal Transit Administration, Transit Cooperative Research Program, National Research Council (U.S.). Transportation Research Board, & Korve Engineering, Inc. (1999). Light rail service: Vehicular and pedestrian safety. Transportation Research Board, National Research Council.
Παραπομπή σε μορφή Chicago (17η εκδ.)United States. Federal Transit Administration, Transit Cooperative Research Program, National Research Council (U.S.). Transportation Research Board, και Inc Korve Engineering. Light Rail Service: Vehicular and Pedestrian Safety. [Washington, D.C.]: Transportation Research Board, National Research Council, 1999.
Παραπομπή σε μορφή MLA (9th εκδ.)United States. Federal Transit Administration, et al. Light Rail Service: Vehicular and Pedestrian Safety. Transportation Research Board, National Research Council, 1999.