Murphy, Raymond.  <br/><br/>
Essential English Grammar :  a self-study reference and practice book for elementary students of English with answers / 
Raymond Murphy. 
 - 2nd ed. 
 - New Delhi :   Cambridge University press,  c 2008. 
 - 280 p. ;  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>91  91 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language --Grammar.
<br/><br/><label>Dewey Class. No.: </label>425 / M957e