Petri, Herbert L. <br/><br/>
Motivation :  theory, research and applications / 
Herbert L. Petri. 
 - Fourth edition. 
 - Pacific Grove, Ca. :  Brooks/Cole Publishing Co.,  1996. 
 - 440 pages :  illustration ;  24 cm. 
<br/><br/>includes bibliographical references and index. 
<br/><br/>
<br/><br/><label>ISBN: </label>0534204600  RM176.39 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motivation (Psychology).