Gagne, Robert  M <br/><br/>
Principles of instructional design 
Robert  M. Gagne 
 - New York  Holt, Rinehart and Winston  1974 
 - 270p. 
<br/><br/><label>ISBN: </label>0030081718 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Learning, Psychology of<br/>Lesson planning
<br/><br/><label>Dewey Class. No.: </label>371.3  / GAP