APA (7th ed.) Citation

Watkins, L. H. (1972). Urban transport and environmental pollution. Environment section, Transportation Division, Transport and Road Research Laboratory.

Chicago Style (17th ed.) Citation

Watkins, L. H. Urban Transport and Environmental Pollution. Crowthorne, Berks: Environment section, Transportation Division, Transport and Road Research Laboratory, 1972.

MLA (9th ed.) Citation

Watkins, L. H. Urban Transport and Environmental Pollution. Environment section, Transportation Division, Transport and Road Research Laboratory, 1972.