Bennett, Hugh Hammond . <br/><br/>
Element of Soil Conservation /  Textual Documents 
Hugh Hammond Bennett. 
 - Ist Edn / 
 - New York :  McGraw - Hill book company ,  1947. 
 - 358p. ;  20cm. 
<br/><br/><label>Subjects--Index Terms: </label>Soil Conservation 
<br/><br/><label>Dewey Class. No.: </label>581.522  / B 439 El