Peters, R. S. <br/><br/>
Concept of motivation 
R. S. Peters 
 - 2nd ed. 
 - London  Routledge and Kegan Paul  1960 
 - viii,166p.; 19cm.- 
 - Studies in philosophical psychology .
<br/><br/><label>Dewey Class. No.: </label>152.5  / PET