Thelen Herbert A <br/><br/>
Dynamics of groups at work 

 - Chicago  University of Chicago Press         1954 
 - ix,374p  cm. 
<br/><br/> Bibliography : P 367-368 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:4:69(Y), J4