Udall, Stewart L <br/><br/>
The quiet crisis / 
Stewart L. Udall. 
 - New York :  Avon Books,  1963. 
 - xviii, 298 p. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources--United States--History.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Natural resources--History.