Bachman, Lyle F. <br/><br/>
Language testing in practice :  designing and developing useful language tests/ 
Lyle F. Bachman and Adrian S. Palmer 
 - Oxford :  Oxford University Press,  1996 
 - 377 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9780194371483 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Ability testing<br/>Examinations--Design and construction