Thomson,  A. J.  <br/>
A Practical English Grammar : 
A.J.Thomson,A.V.Martinet 
 - 4th ed. 
 - New Delhi :  Oxford University Press,  c2003. 
 - 383 p. :  21 cm. 
<br/><br/><label>ISBN: </label>0195620534 
<br/><br/><label>Standard No.: </label> available 
<br/><br/><label>Source: </label> available 
<br/><br/><label>Subjects--Personal Names: </label><br/>English Grammar
<br/><br/><label>Dewey Class. No.: </label>425/ T3821/ 2003