Kenworthy, Leonard Stout,  1912- <br/><br/>
Social studies for the seventies / 
by Leonard S. Kenworthy 
 - 2nd. ed. 
 - Lexington, Mass :  Xerox College Pub.,  1969 
 - xiii, 502 p. :  illus. ;  26 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0536008167 
<br/><br/><label>LCCN: </label>72-085445 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Study and teaching