The Evolutionary emergence of language :  social function and the origins of linguistic form / 
edited by Chris Knight, Michael Studdert-Kennedy, James R. Hurford. 
 - Cambridge :  Cambridge University Press,  2000. 
 - xi, 426 p. ;  23 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0521781574  RM264.60 
<br/><br/><label>LCCN: </label>00-020471 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Origin.<br/>Linguistic anthropology.<br/>Human evolution.