The development of language :  functional perspectives on species and individuals / 
edited by Geoff Williams and Annabelle Lukin. 
 - London :  Continuum,  2004. 
 - 272 p. :  ill. ;  25 cm. 
 - Open linguistics series. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0826457584  RM551.25 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Historical linguistics.<br/>Semiotics.<br/>Language and languages.<br/>Linguistic change.<br/>Language acquisition.