Primack, Richard B. <br/><br/>
Essentials of Conservation Biology 
/ by Richard B. Primack 
 - Second Edition 
 - U.S.A.;  Sinauer Associates,  1998. 
 - xii,659p;23cm 
<br/><br/><label>ISBN: </label>0878937234 
<br/><br/><label>Dewey Class. No.: </label>333.95  / PRI/E