Gagne, Ellen D. <br/><br/>
The cognitive psychology of school learning / 
Ellen D. Gagne, Carol Walker Yekovich, Frank R. Yekovich. 
 - 2nd edition. 
 - New York :  Harper Collins College Publishing,  1993. 
 - 512 pages ;  24 cm. 
<br/><br/> Includes bibliographical references and indexes.