Aitchison, Jean <br/><br/>
The seeds of speech :  language origin and evolution / 
Jean Aitchison 
 - Cambridge :  University Press,  1996. 
 - Cambridge approaches to linguistics .
<br/><br/>Includes references and index 
<br/><br/><label>ISBN: </label>0521467934 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages<br/>Language acquisition<br/>Linguistic change
<br/><br/><label>LC Class. No.: </label>P116  / Ait 1996