Freeway construction and maintenance zones :
an investigation of accidents and accident reporting systems in Illinois /
by Naqui M. Rouphail, Paul P. Jovanis.

APA Citation

Rouphail, N. (1987). Freeway construction and maintenance zones: an investigation of accidents and accident reporting systems in Illinois. Chicago, Ill.: Illinois Transportation Research Consotium, University of Illinois at Chicago.

MLA Citation

Rouphail, Nagui. Freeway Construction And Maintenance Zones: an Investigation of Accidents And Accident Reporting Systems In Illinois. Chicago, Ill.: Illinois Transportation Research Consotium, University of Illinois at Chicago, 1987.

Warning: These citations may not always be complete (especially for serials).