Kupchella, Charles E. , <br/><br/>
Environmental sciences :  living within the system of nature / 
Charles E. Kupchella, Margaret C. Hyland. 
 - 3rd ed. 
<br/><br/><label>ISBN: </label>0132827409 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology.<br/>Power resources.<br/>Pollution.
<br/><br/><label>LC Class. No.: </label>GF41   / .K86 1992 f