U.S. Department of Transportation <br/><br/>
Transportation air quality : 
U.S. Department of Transportation, Federal Highway Administration. 
 - 49pages ;  22 cm 
<br/><br/> Title from cover.  "February 2016."  "Publication no. FHWA-HEP-16-019"--Back cover. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>2017380853 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--United States--Statistics.<br/>Transportation--United States--Statistics.
<br/><br/><label>LC Class. No.: </label>HC110.A4  / T7 2016 
<br/><br/><label>Dewey Class. No.: </label>625.84  / DOT