Raju, G.Victor Emmanuel Saahul,M Sanjay Reddy, G.Shailaja <br/><br/>
English Grammar Usage for Technical Students 

 - Delhi  DPS Publication House  2020 
 - p.82 
<br/><br/><label>ISBN: </label>9789390157044 
<br/><br/><label>Subjects--Topical Terms: </label> Word Formation  Tenses  Modal Auxiliaries 
<br/><br/><label>Dewey Class. No.: </label>425 R14E