MURPHY, Raymond <br/><br/>
Essential grammar in use :  A self-study refence and practice book for elementary students of english - with answers. 

 - Cambridge  CAMBRIDGE UNIVERSITY :  2006. 
 - 300 p. 
<br/><br/><label>ISBN: </label>0521529328 
<br/><br/><label>Dewey Class. No.: </label>M978e