Crystal, David,  1941- <br/><br/>
Introduction to language pathology / 
David Crystal. 
 - LONDON :  EDWARD ARNOLD,  1980. 
 - ix, 214 p. :  ill. ;  24 cm. 
<br/><br/> Includes indexes. 
<br/><br/>Bibliography: p. [201]-203. 
<br/><br/><label>ISBN: </label>0713162740 
<br/><br/><label>LCCN: </label>80050821  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language disorders.
<br/><br/><label>LC Class. No.: </label>RC423  / .C76 1980 
<br/><br/><label>Dewey Class. No.: </label>616.855007 CRY