Keller, Franklin Jefferson,  1887 <br/><br/>
Principles of vocational education :  the primacy of the person / 
Franklin Jefferson Keller 
 - Boston :  D.C. Heath,  1948 
 - 402 p. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Philosophy<br/>Vocational education
<br/><br/><label>Dewey Class. No.: </label>371.42