Hewings, Martin <br/><br/>
Advanced English grammar with answers  a self-study reference and practice book for advanced south asian students with answers 
by Martin Hewings 
 - Cambridge  Cambridge university press  1999 
 - ix, 340p. 
<br/><br/><label>ISBN: </label>8175960671 
<br/><br/><label>Dewey Class. No.: </label>425  / N99