Linguistics:  an introduction/ 
Sndrew Radford...[et al.]. 
 - New York :  Cambridge University,  1988. 
 - xvi, 438 p. : 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780521544887 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Linguistis
<br/><br/><label>LC Class. No.: </label>P121 .L528 1988