Mager, Robert F. <br/><br/>
Developing vocational instruction / 
Robert F. Mager 
 - 83p. : 
<br/><br/> Member of the Pitman Group 
<br/><br/><label>ISBN: </label>0822420600 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vocational education -- Study and teaching.--Vocational Education -- methods.
<br/><br/><label>LC Class. No.: </label>LC1043 MAG 1967