Langer Jones <br/><br/>
Theories of development 
Langer Jones 
 - New York  Rinehart and Winston USA        1969 
 - xi, 191p.  cm. 
<br/><br/> Bib p 181-86 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology
<br/><br/><label>Dewey Class. No.: </label>SM9, K9