United States. Federal Highway Administration. Office of Research, United States. Federal Highway Administration. Office of Development, & Pickett, D. E. (1978). Extension and replacement of asphalt cement with sulfur: Executive summary. Dept. of Transportation, Federal Highway Administration, Offices of Research & Development.
Chicago Style (17th ed.) CitationUnited States. Federal Highway Administration. Office of Research, United States. Federal Highway Administration. Office of Development, and D. E. Pickett. Extension and Replacement of Asphalt Cement with Sulfur: Executive Summary. Washington: Dept. of Transportation, Federal Highway Administration, Offices of Research & Development, 1978.
MLA (9th ed.) CitationUnited States. Federal Highway Administration. Office of Research, et al. Extension and Replacement of Asphalt Cement with Sulfur: Executive Summary. Dept. of Transportation, Federal Highway Administration, Offices of Research & Development, 1978.