Cook County (Ill.). Department of Highways, Illinois. Division of Highways, & Indiana. State Highway Commission. (1943). A traffic survey of the Chicago district. [The Inland press, inc.].
Chicago Style (17th ed.) CitationCook County (Ill.). Department of Highways, Illinois. Division of Highways, and Indiana. State Highway Commission. A Traffic Survey of the Chicago District. Chicago, Ill.: [The Inland press, inc.], 1943.
MLA (9th ed.) CitationCook County (Ill.). Department of Highways, et al. A Traffic Survey of the Chicago District. [The Inland press, inc.], 1943.
Warning: These citations may not always be 100% accurate.