Bickerton, Derek. <br/><br/>
Language & species / 
 Language and species. 
Derek Bickerton. 
 - Chicago, Ill. :  University of Chicago Press,  1990. 
 - x, 297 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 273-290) and index. 
<br/><br/><label>ISBN: </label>0226046109 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Origin.<br/>Human evolution.