Sumbol formation :  An organismic developmental approach to language and the expression of thought / 
by Heinz Werner and Bernard Kaplan 
 - New York :  John wiley and sons,  1964. 
 - 530p. : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Indian Psychology
<br/><br/><label>Dewey Class. No.: </label>400  / WER