Okun, Barbara F. <br/><br/>
Effective helping interviewing and counseling techniques / 
Okun, Barbara F. 
 - 6th edition 
 - Australia:  2002. 
 - xii, 324p.:  illustration 
<br/><br/><label>ISBN: </label>0534513840 
<br/><br/><label>Dewey Class. No.: </label>M 158.3 054 2002