Davis, Robert H., Alexander, Lawrence T. and Yelon, Stephen L. <br/><br/>
Learning system design  : an approach to the improvement of instruction 

 - Singapore  ; Mcgraw Hill Book Company  , 1974 
 - ix,342P. 
<br/><br/><label>ISBN: </label>0070743347   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Learning
<br/><br/><label>Dewey Class. No.: </label>370.1523  / DAV