CLARK, P J <br/><br/>
On the relationship of scores on certain psychological tests with a number of anthropometric characters and birth order in twins.  [electronic resource] 

 -  Human biology  May 1961 
 - 163-80 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0018-7143 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anthropometry<br/>Birth Order<br/>Humans<br/>Psychological Tests<br/>Twins