Smith, P.B. <br/><br/>
Improving skills in working with people :  the T group 

 - London  HMSO  1969 
 - 27p. 
 - ( Training information papers 4 ) .
<br/><br/> Ref.p. 24,25 
<br/><br/><label>Universal Decimal Class. No.: </label>658.386  / SMI