Gagne, Robert Mills,  1916- <br/><br/>
Principles of instructional design / 
Robert M. Gagne, Leslie J. B riggs. 
 - New york :  Holt, Rinehart and Winston,  1974. 
 - ix, 270 p. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<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