Christiansen, D. L. (1985). The impacts of carpool utilization on the Katy Freeway authorized vehicle lane initial carpool surveys. Texas Transportation Institute, Texas A&M University System ; Available through National Technical Information Service.
Chicago Style (17th ed.) CitationChristiansen, Dennis L. The Impacts of Carpool Utilization on the Katy Freeway Authorized Vehicle Lane Initial Carpool Surveys. College Station, Tex. : Springfield, Va.: Texas Transportation Institute, Texas A&M University System ; Available through National Technical Information Service, 1985.
MLA (9th ed.) CitationChristiansen, Dennis L. The Impacts of Carpool Utilization on the Katy Freeway Authorized Vehicle Lane Initial Carpool Surveys. Texas Transportation Institute, Texas A&M University System ; Available through National Technical Information Service, 1985.