Johnson, Earl Shepard <br/><br/>
Theory and practice of the social studies. 

 - New York  Macmillan  [1956] 
 - 476 p.  illus.  25 cm. 
<br/><br/><label>LCCN: </label>56007312  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Study and teaching.
<br/><br/><label>LC Class. No.: </label>H62  / .J583 
<br/><br/><label>Dewey Class. No.: </label>307