Pringle M.L. Kellmer <br/><br/>
II, 000 Seven-year-olds 

 - London, UK  Longmans, Green and Co.   1966 
 - xx,246p. 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child Psychology