Black, P. J. <br/><br/>
Testing, friend or foe?    : the theory and practice of assessment and testing 

 - London    ; Washington : Falmer Press   , 1998. 
 - x, 173 p   . : ill   . ; 25 cm. 
 - Master classes in education series .
<br/><br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0750706147