APA (7th ed.) Citation

Inwood, J., & Grayson, G. B. (1979). The comparative safety of pedestrian crossings. Transport and Road Research Laboratory.

Chicago Style (17th ed.) Citation

Inwood, J., and G. B. Grayson. The Comparative Safety of Pedestrian Crossings. Crowthorne, [Eng.]: Transport and Road Research Laboratory, 1979.

MLA (9th ed.) Citation

Inwood, J., and G. B. Grayson. The Comparative Safety of Pedestrian Crossings. Transport and Road Research Laboratory, 1979.