Beak, Robert C. <br/><br/>
Motivation: theories and principles 
by Robert C. Beak 
 - Englewood Cliffs, N.J.  Prentive Hall  1978 
 - 470p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motivation (Psychology)
<br/><br/><label>Dewey Class. No.: </label>K9594 B388