Davis, Robert H. <br/><br/>
Learning system design   an approach to the improvement of instruction 
Robert H Davis 
 - New York   McGraw-Hill  1974 
<br/><br/><label>ISBN: </label>978-0-07-074334-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Learning, Psychology Of
<br/><br/><label>LC Class. No.: </label>LB 1134 .D3