Lass, Roger. <br/><br/>
On explaining language change / 
Roger Lass. 
 - Cambridge [Eng.] ;  New York :  Cambridge University Press,  1980. 
 - xiii, 186 p. ; 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 173-181. 
<br/><br/><label>ISBN: </label>0521228360 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Linguistic change.
<br/><br/><label>Dewey Class. No.: </label>410 LAS