Powell, Debra <br/><br/>
Grammar pratice for upper intermediate students :  with key / 
Debra Powell, Elaine Walker and Steve Elsworth 
 - 3rd ed. 
 - Harlow [England] :  Pearson/Longman,  2007 
 - 224 p. :  ill. ;  26 cm +  1 CD-ROM (4 3/4 in.) 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781405853002   RM49.90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language -- Grammar<br/>English language -- Grammar -- Problem, exercises, etc<br/>English language -- Textbooks for foreign speakers<br/>English language --Sound recordings for foreign speakers