The development of IELTS :  a study of the effect of background kn owledge on reading comprehension.  / 
Caroline Clapham. 
 - Cambridge :  Cambridge University Press,  1996. 
 - xiii, 303 p.:  ill.;  24 cm. 
 - Studies in language testing ;   no.4 .
<br/><br/>Includes bibliographical references (p.206-221) and indexes. 
<br/><br/><label>ISBN: </label>052156199X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International English Language Testing Sysytem.<br/>Comprehension-- testing.
<br/><br/><label>Dewey Class. No.: </label>371.26