Grammar practice for pre-intermediate students with key/ 
by Vicki Anderson ... et al. 
 - 3rd e.d. 
 - Essex:  Pearson Education Ltd.,  2007. 
 - 192p. :  ill.  with CD-ROM 
<br/><br/> include answer key 
<br/><br/><label>ISBN: </label>9781405852968 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English Language
<br/><br/><label>Dewey Class. No.: </label>372.61