Von Humboldt Wilhalm <br/><br/>
Linguistic variability and inelectal development 

 - Philadelphia  Univ Of Penny Lavual      1971 
 - xviim290.  cm. 
<br/><br/><label>Standard No.: </label>51,166 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LINGUISTICS
<br/><br/><label>Dewey Class. No.: </label>P:(S:12:7), L1