Bonner, Hubert <br/><br/>
Group dynamics  : principles and applications 
/ Hubert Bonner, ... 
. - New York  : The Ronald Press Company, c1959
. - VIII-531 p.  ; 21 cm. 
<br/><br/>Index 
<br/><br/><label>Source: </label> Don UCL 
<br/><br/><label>Universal Decimal Class. No.: </label>301.171.