Bertcher, Harvey J. <br/><br/>
Group participation : techniques for leaders and members 
Harvey J. Bertcher 
 - London  Sage Publication  c1979 
 - 179p.;  22cm. 
 - Sage human services; no.10 .
<br/><br/><label>ISBN: </label>0803912048 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Small Groups<br/>Social Groups<br/>Social Participation<br/>Leadership
<br/><br/><label>Dewey Class. No.: </label>301.185  /  BER