Language creation and language change :  creolization, diachrony and development / 
edited by Michel DeGraff. 
 - Cambridge, Mass. :  MIT Press,  1999. 
 - x, 573 p. ;  26 cm. 
 - Learning, development and conceptual change. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0262041685  RM280.70 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Linguistic change.<br/>Creole dialects.<br/>Language acquisition.<br/>Generative grammar.<br/>Languages in contact.<br/>Sign language.