Inthira, S R; Saraswathi, V <br/><br/>
Enrich your English, Book1: Academic skills 

 -  Oxford University Press, Bombay  1995 
 - 153 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Standard English usage-Study and teaching
<br/><br/><label>Dewey Class. No.: </label>428.07  INT-E.1