WITKIN A.H <br/><br/>
Psychological Differentiation 
\by H.A Witkin,R.B Dyk 
 - New York  John Wiley and Sons  1962 
 - x,389p;ill.  Includes Reference,Index 
<br/><br/><label>LCCN: </label>BF 713 Psy 
<br/><br/><label>LC Class. No.: </label>BF 713 Psy