Johnson, David W. <br/><br/>
Joining together :  group theory and group skills / 
David W. Johnson. 
 - 2nd.ed. 
 - New Jersey :  Prentice-Hall,  c1982. 
 - 510 p. 
<br/><br/><label>ISBN: </label>0135103967 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Group relations training.<br/>Leadership.<br/>Social groups.
<br/><br/><label>LC Class. No.: </label>HM 131  / .J613