Singh, A. : Tripathi, A. <br/><br/>
English language teaching 

 - New Delhi :   Pratham Publications.  2019 
 - vi, 314 p.   includes index 
<br/><br/><label>ISBN: </label>9788193699928 - hbk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. English language -- Textbook. <br/>2. English language -- Study and teaching