Kotzen, Benz <br/><br/>
Environmental noise barriers  a guide to their acoustic and visual design /  [electronic resource] : 
Benz Kotzen and Colin English 
 - 2nd ed. 
 - London ;  New York :  Spon Press,  2009 
 - 1 online resource (xxiv, 257 p.) :  ill. (chiefly col.) 
<br/><br/> Description based on print version record 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><br/>Mode of access : Internet 
<br/><br/><label>ISBN: </label>9780203931387 (electronic bk.) 0203931386 (electronic bk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Noise barriers--Design and construction<br/>Traffic noise