Hammersley, Martyn. <br/><br/>
Educational research, policymaking and practice / 
Martyn Hammersley. 
 - London :  Paul Chapman Publishing,  2002. 
 - 180 p. :  ill. ;  25 cm. 
<br/><br/>Includes index and references : p. [153]-174. 
<br/><br/><label>ISBN: </label>0761974202 (pbk.)  RM113.34 0761974199  RM437.40 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research.<br/>Educational evaluation.