Russam, K., & Sabey, B. E. (1972). Accidents and traffic conflicts at junctions. Road User Characteristics Division and Accident Analysis Division, Transport and Road Research Laboratory, Dept. of the Environment.
Cita Chicago (17th ed.)Russam, K., i Barbara E. Sabey. Accidents and Traffic Conflicts at Junctions. Crowthorne, Berkshire: Road User Characteristics Division and Accident Analysis Division, Transport and Road Research Laboratory, Dept. of the Environment, 1972.
Cita MLA (9th ed.)Russam, K., i Barbara E. Sabey. Accidents and Traffic Conflicts at Junctions. Road User Characteristics Division and Accident Analysis Division, Transport and Road Research Laboratory, Dept. of the Environment, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.