00323nam a22001097a 4500003000500000038001200005082001600017100004300033245006000076260006100136300001600197NUST  amsohail  a628.95bAAS  aAmerican Assiociation of State Highway  aAn Information Guide for Roadway Lighting Traffic Noise  aWashingtonbAmerican Assiociation of State Highwayc1969  a22,p:c25cm