APA (7th ed.) Citation

Mackie, A. M., Ward, H. A., & Walker, R. T. (1990). Urban safety project. Transport and Road Research Laboratory.

Chicago Style (17th ed.) Citation

Mackie, A. M., Heather A. Ward, and R. T. Walker. Urban Safety Project. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1990.

MLA (9th ed.) Citation

Mackie, A. M., et al. Urban Safety Project. Transport and Road Research Laboratory, 1990.