Simpson, M. (1976). Noise barrier design handbook. Dept. of Transportation, Federal Highway Administration, Offices of Research and Development.
Chicago Style (17th ed.) CitationSimpson, Myles. Noise Barrier Design Handbook. Washington: Dept. of Transportation, Federal Highway Administration, Offices of Research and Development, 1976.
MLA (9th ed.) CitationSimpson, Myles. Noise Barrier Design Handbook. Dept. of Transportation, Federal Highway Administration, Offices of Research and Development, 1976.
Warning: These citations may not always be 100% accurate.