Trow Wm. Clark <br/><br/>
Psychological foundations of education technology 

 - New Jersey   Educational Technology Publications      1976 
 - ix,375p  cm. 
<br/><br/><label>Standard No.: </label>235,392 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>T:(S), L6