Safety evaluation of pedestrian countdown signals

• Record Nr.: UNINA9910712787403321
• Pubbl/distr/stampa: McLean, VA, : U.S. Department. of Transportation, Federal Highway Administration, Research, Development, and Technology, Turner-Fairbank Highway Research Center
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia