Douglas, D. <br/><br/>
Understanding language testing/ 
Dan Douglas. 
 - London:  Hodder Education,  2010. 
 - ix, 156p.:  ill.;  24 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780340983430 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Examinations.
<br/><br/><label>LC Class. No.: </label>DUCE P53.4.D72