Thelen, Herbert Arnold,  1913- <br/><br/>
Dynamics of groups at work. 

 - Chicago,  University of Chicago Press  [1954] 
 - 379 p.  24 cm. 
<br/><br/><label>LCCN: </label>54011600 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social group work.
<br/><br/><label>LC Class. No.: </label>HV45  / .T47