Carkhuff R. Robert <br/><br/>
The Art of Helpingin the 21st Century: 
Robert R. Carkhuff. 
 - 8th Edition 
 - Canada:  press,  2000. 
 - xv,312p.:  ill, 
<br/><br/> Includes Index 
<br/><br/><label>ISBN: </label>0874255309 
<br/><br/><label>LC Class. No.: </label>BF637.H4C37 2000