Clavel, Maurice. <br/><br/>
Environmental aspects of transportation in cities :  basic guidelines for an environmentally sound transportation system in urban areas. 

 - [Paris, France?] :  Industry and Environment Office, United Nations Environment Programme,  c1986. 
 - v, 23 p. :  ill. ;  30 cm. 
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<br/><br/><label>ISBN: </label>9280711075 reprint 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation, Automotive--Environmental aspects.<br/>Urban transportation--Environmental aspects.
<br/><br/><label>Dewey Class. No.: </label>42994  / ENV