Mitsch, William J. (Editor) <br/><br/>
Ecological engineering :  an introduction to ecotechnology / 

 - New York   John Wiley & sons Inc.  1989. 
 - xiv, 472 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0471625590 
<br/><br/><label>LC Class. No.: </label>TD153  / .Ec7 1989