Roy Jorgensen Associates, Illinois Transportation Study Commission, Illinois. Division of Highways, & United States. Federal Highway Administration. (1972). A report on the continuously updated Illinois highway needs evaluation procedures. Roy Jorgensen Associates.
Chicago Style (17th ed.) CitationRoy Jorgensen Associates, Illinois Transportation Study Commission, Illinois. Division of Highways, and United States. Federal Highway Administration. A Report on the Continuously Updated Illinois Highway Needs Evaluation Procedures. Gaithersburg, Md.: Roy Jorgensen Associates, 1972.
MLA (8th ed.) CitationRoy Jorgensen Associates, et al. A Report on the Continuously Updated Illinois Highway Needs Evaluation Procedures. Roy Jorgensen Associates, 1972.
Warning: These citations may not always be 100% accurate.