Shields, James. <br/><br/>
Monozygotic twins brought up apart and brought up together  an investigation into the genetic and environmental causes of variation in personality. 

 - London  Oxford Univ. Press  1962. 
 - x, 264 p.  ill. 
 - Oxford medical publications .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment<br/>Twins<br/>Personality<br/>Genetics Medical
<br/><br/><label>National Library of Medicine Call No.: </label>GN 270  / S555m 1962