Principles and Techniques in English Language Teaching and Learning 
Principles and Techniques in English Language Teaching and Learning 
 -  "xxiii,210 p. ; col.ill. : 23cm. , hbk." 
 - New Delhi  Mangalam Publications  2017 
<br/><br/><label>ISBN: </label>9789386123084 
<br/><br/><label>Dewey Class. No.: </label>418.0071 ADI  / 22.418.0071 ADI