Driver Obedience to Stop and Slow Signs
Recommended CitationJackman, W. T. Driver Obedience to Stop and Slow Signs. Publication FHWA/IN/JHRP-56/08. Joint Highway Research Project, Indiana Department of Transportation and Purdue University, West Lafayette, Indiana, 1956. https://doi.org/10.5703/1288284313503
Joint Highway Research Project
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