Armstrong, David G. <br/><br/>
Social studies in secondary education / 
David G. Armstrong. 
 - xviii, 429 pages ;  24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0023039809 
<br/><br/><label>LCCN: </label>78021035  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Study and teaching (Secondary)--United States.
<br/><br/><label>LC Class. No.: </label>H62.5.U5  / A75 1980 
<br/><br/><label>Dewey Class. No.: </label>300/.7/1273