Powell David J <br/><br/>
Clinical supervision in alcohol and drug abuse counseling. 
Powell David J 
 - San  Francisco Jossey-Bass        2004 
 - xxxviii,410p.  cm. 
<br/><br/><label>Standard No.: </label>40030 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>S:796, P4