Williams, T. A., & Shunk, G. (1994). Transportation system performance changes, 1980-1990: Based on the decennial censuses. Texas Transportation Institute, Texas A&M University System ; [Available through the National Technical Information Service].
Chicago Style (17th ed.) CitationWilliams, Tom A., and Gordon Shunk. Transportation System Performance Changes, 1980-1990: Based on the Decennial Censuses. College Station, Tex. : [Springfield, Va.]: Texas Transportation Institute, Texas A&M University System ; [Available through the National Technical Information Service], 1994.
MLA (9th ed.) CitationWilliams, Tom A., and Gordon Shunk. Transportation System Performance Changes, 1980-1990: Based on the Decennial Censuses. Texas Transportation Institute, Texas A&M University System ; [Available through the National Technical Information Service], 1994.