De Charms, Richard, <br/><br/>
Enhancing motivation :  Change in the classroom / 
By Richard de charms ; in collaboration with dennis j. shea... [y otros.] 
 - 279 páginas 
 - The Irvington social relations series .
<br/><br/><label>ISBN: </label>0470013923 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motivación en la educación
<br/><br/><label>LC Class. No.: </label>LB1065  / D38