Haas, Mary R.. <br/><br/>
The Prehistory of Languages /  

 - Second Reprinting 19 /  
 - Hague :   Mouton & Co. N.V. Publishers. 
 - p.120 :  
<br/><br/><label>ISBN: </label>90-279-0681-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prehistory Language
<br/><br/><label>Dewey Class. No.: </label>Pv`C  / L8