Revesz, G. <br/><br/>
The Origins and prehistory of language 

 - London  Longmans green  1956 
 - p. 226  Translated from the German 
<br/><br/><label>Subjects--Index Terms: </label>Lingustics;Language;History 
<br/><br/><label>Dewey Class. No.: </label>417.7