APA (7th ed.) Citation

Watkins, L. H. (1981). Environmental impact of roads and traffic / L.H. Watkins. Applied Science Publishers.

Chicago Style (17th ed.) Citation

Watkins, L. H. Environmental Impact of Roads and Traffic / L.H. Watkins. London: Applied Science Publishers, 1981.

MLA (9th ed.) Citation

Watkins, L. H. Environmental Impact of Roads and Traffic / L.H. Watkins. Applied Science Publishers, 1981.

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