Dasmann, Raymond F. <br/><br/>
Environmenrtal conservation 

 - 5th ed. 
 - New York  John Wiley  1984 
 - xi,586p. 
<br/><br/><label>ISBN: </label>047189141X 
<br/><br/><label>Universal Decimal Class. No.: </label>504.06  / D17