Potts, Rick. <br/><br/>
Humanity's descent  The consequences of ecological instability. 
by Rick Potts 
 - New York  Avon Books  1996 
 - 325p. 
<br/><br/><label>ISBN: </label>0380715236 
<br/><br/><label>Dewey Class. No.: </label>573.2  / N96