Naylor, Helen. <br/><br/>
Essential grammar in use :  supplementary exercises with answers / 
Helen Naylor, Raymond Murphy. 
 - Cambridge :  Cambridge University Press,  2003. 
 - v, 106 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>052146997X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers<br/>English language--Grammar<br/>English language--Grammar--Problems exercises etc
<br/><br/><label>LC Class. No.: </label>PE1128