Thelen, Herbert Arnold <br/><br/>
Dynamics of groups at work / 
by Herbert A. Thelen. 
 - Chicago :  University of Chicago Press,  [c1954] 
 - ix, 374 p. ;  21 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 367-368. 
<br/><br/><label>ISBN: </label>0226794741 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social group work.
<br/><br/><label>LC Class. No.: </label>HV45  / .T44 1954