John, P. <br/><br/>
Textbook of language and linguistics/ 
Patrick John and David Christopher 
 - New Delhi:  Commonwealth,  2018. 
 - 273p.:  ill.;  22 cm. 
<br/><br/> includes bibliophical references and index 
<br/><br/><label>ISBN: </label>9788131102633 
<br/><br/><label>LC Class. No.: </label>DUCE P29.J64