Cullen, Pauline. <br/><br/>
Common mistakes at IELTS intermediate --and how to avoid them / 
Pauline Cullen. 
 - Cambridge :  Cambridge University Press,  2007. 
 - 64 p. :  ill ;  21 cm. 
 - Cambridge books for Cambridge exams .
<br/><br/><label>ISBN: </label>0521692466 (pbk.) 9780521692465 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign speakers<br/>English language--Examinations--Study guides<br/>International English Language Testing System<br/>Universities and colleges--Entrance requirements