Bickerton Derk <br/><br/>
Roots of language 

 - Ann arbor  Arbot Karoma Pub       1981 
 - xiii, 351p.  cm. 
<br/><br/><label>Standard No.: </label>49,451 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LINGUISTICS
<br/><br/><label>Dewey Class. No.: </label>P,9Du, M1