Walker, Elaine, <br/><br/>
Grammar practice for upper intermediate students :  with key / 
Elaine Walker, Steve Elsworth. 
 - New edition. 
 - 204 pages :  illustrations ;  26 cm 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>058241721X 9780582417212 3526417210 9783526417217 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar--Study and teaching (Secondary)
<br/><br/><label>Dewey Class. No.: </label>428.2