Grumbine, R. Edward <br/><br/>
Ghost Bears :  Exploring the Biodiversty Crisis / 
R. Edward, Grumbine. 
 - Washington :  Island Press,  1992. 
 - 294 p.:  23 cm. 
<br/><br/><br/>Ingles 
<br/><br/><label>ISBN: </label>1559631511  Normal 
<br/><br/><label>Nat. Bib. No.: </label>spa  EC-PaCDF 
<br/><br/><label>Dewey Class. No.: </label>333.95