Lauwerys, J.A. <br/><br/>
Man's impact on nature 

 - New York  Aldus books  1969 
 - 188p. 
<br/><br/><label>ISBN: </label>490001610 
<br/><br/><label>Subjects--Index Terms: </label>Ecology Ecology-effects of humans 
<br/><br/><label>Dewey Class. No.: </label>577.27  / LAU