Jacobsen, F. K. (1975). Investigation of bridge approach spans to Poplar Street Bridge: A preliminary study. State of Illinois, Dept. of Transportation, Division of Highways, Bureau of Materials and Physical Research.
Chicago Style (17th ed.) CitationJacobsen, Floyd K. Investigation of Bridge Approach Spans to Poplar Street Bridge: A Preliminary Study. Springfield: State of Illinois, Dept. of Transportation, Division of Highways, Bureau of Materials and Physical Research, 1975.
MLA (9th ed.) CitationJacobsen, Floyd K. Investigation of Bridge Approach Spans to Poplar Street Bridge: A Preliminary Study. State of Illinois, Dept. of Transportation, Division of Highways, Bureau of Materials and Physical Research, 1975.
Warning: These citations may not always be 100% accurate.