Gore, Albert. <br/><br/>
Earth in the balance :  ecology and the human spirit. 

 - Boston :  Houghton,  1992. 
 - 407 p. 
<br/><br/><label>ISBN: </label>0395578213 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy.
<br/><br/><label>LC Class. No.: </label>GE170  / .G67