Coyle, David Cushman. <br/><br/>
Conservation  : an american story of conflict and accomplishment 

 - New Brunswick :  Rutgers University,  1957 
 - 284 p.  : ilus. 
<br/><br/><label>LCCN: </label>31427 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Recursos naturales--E.U.A.
<br/><br/><label>Dewey Class. No.: </label>333.72  / C69