Cita APA (7a ed.)

Transportation Research Board. (1982). Traffic control devices and traffic signal systems. Transportation Research Board.

Cita Chicago Style (17a ed.)

Transportation Research Board. Traffic Control Devices and Traffic Signal Systems. Washington, D.C: Transportation Research Board, 1982.

Cita MLA (9a ed.)

Transportation Research Board. Traffic Control Devices and Traffic Signal Systems. Transportation Research Board, 1982.