Hirsch, T. J., Post, E. R., & Hayes, G. G. (1972). Vehicle crash test and evaluation of median barriers for Texas highways. Texas Transportation Institute.
Chicago Style (17th ed.) CitationHirsch, T. J., Edward R. Post, and Gordon G. Hayes. Vehicle Crash Test and Evaluation of Median Barriers for Texas Highways. College Station: Texas Transportation Institute, 1972.
MLA (9th ed.) CitationHirsch, T. J., et al. Vehicle Crash Test and Evaluation of Median Barriers for Texas Highways. Texas Transportation Institute, 1972.
Warning: These citations may not always be 100% accurate.