Measurement and evaluation :   concepts and principles /  
Abubakar S. Asaad and Wilham M. Hailaya 
 - Sampaloc, Manila :   Rex Book Store,   c2004. 
<br/><br/> Includes index and bibliographical references.  
<br/><br/><label>ISBN: </label>9712340309 
<br/><br/><label>Dewey Class. No.: </label>Fil. 153.402 A798 2004