APA (7th ed.) Citation

Grayson, G. B. (1975). Observations of pedestrian behavior at four sites. Transport and Road Research Laboratory.

Chicago Style (17th ed.) Citation

Grayson, G. B. Observations of Pedestrian Behavior at Four Sites. Crowthorne, Eng: Transport and Road Research Laboratory, 1975.

MLA (9th ed.) Citation

Grayson, G. B. Observations of Pedestrian Behavior at Four Sites. Transport and Road Research Laboratory, 1975.

Warning: These citations may not always be 100% accurate.