Parkash,  Ravi <br/><br/>
Evaluation of educational research / 
Parkash,  Ravi. 
 - New Delhi:  Communication publishers,  2013. 
 - 371p;24cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>81 7169 730 5 
<br/><br/><label>Dewey Class. No.: </label>379.158 PAR