APA (7th ed.) Citation

(1973). Traffic signals: 5 reports, prepared for the 52nd annual meeting.

Chicago Style (17th ed.) Citation

Traffic Signals: 5 Reports, Prepared for the 52nd Annual Meeting. Washington, D.C, 1973.

MLA (9th ed.) Citation

Traffic Signals: 5 Reports, Prepared for the 52nd Annual Meeting. 1973.