APA (7th ed.) Citation

Semmens, M. C., Fairweather, P. J., & Harrison, I. B. (1980). Roundabout capacity: Public road experiment at Wincheap, Canterbury. Transport and Road Research Laboratory.

Chicago Style (17th ed.) Citation

Semmens, Marie C., P. J. Fairweather, and I. B. Harrison. Roundabout Capacity: Public Road Experiment at Wincheap, Canterbury. Crowthorne, [Eng.]: Transport and Road Research Laboratory, 1980.

MLA (9th ed.) Citation

Semmens, Marie C., et al. Roundabout Capacity: Public Road Experiment at Wincheap, Canterbury. Transport and Road Research Laboratory, 1980.