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

 - 3 ed. 
 - New York :  Wiley,  1972 
 - 473 p.  : ilus. 
<br/><br/><label>LCCN: </label>70880 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Recursos naturales--Conservación.
<br/><br/><label>Dewey Class. No.: </label>333.72  / D3 1972