Kangas, Patrick C. <br/><br/>
Ecological engineering   principles and practice  [Book] 
Patrick C. Kangas. 
 -  Lewis Publishers New York 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>1566705991 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecological Engineering
<br/><br/><label>Dewey Class. No.: </label>628