Primack, Richard B. <br/><br/>
Essentials of conservation biology 

 - 2nd ed. 
 - USA  Sinauer Associates publishers  1998 
 - xii,660p.  24cm. 
<br/><br/><label>ISBN: </label>0878937218 
<br/><br/><label>Dewey Class. No.: </label>639.9  / PRI