Hughes, Rebecca,  1962- <br/><br/>
Exploring grammar in writing :  upper-intermediate and advanced : with answers / 
Rebecca Hughes. 
 - Cambridge ;  New York :  Cambridge University Press,  2005. 
 - viii, 168 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780521669948 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers<br/>English language--Grammar--Problems, exercises, etc<br/>English language--Written English--Problems, exercises, etc.