Rao, V K & Reddy, R S <br/><br/>
Perspectives in educational evaluation 

 - Commonwealth pulishers, New Delhi  1992 
 - vi,312p 
<br/><br/><label>ISBN: </label>81-7169-230-3 
<br/><br/><label>Dewey Class. No.: </label>371.26 Rao/Red