Detwyler, Thomas R <br/><br/>
Man's impact on environment 

 - New York:   McGraw-Hill Book Company,   1971 
 - xiii, 731p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution
<br/><br/><label>Subjects--Index Terms: </label>Nature-Effect of human beings 
<br/><br/><label>Universal Decimal Class. No.: </label>551.558.59  / L1