Johnson Earl S. <br/><br/>
Theory and practice of the social studies 
Johnson Earl S. 
 - Na  Na         1956 
<br/><br/><label>Standard No.: </label>89,767 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>TN20:3:Y, J6