Sevilla, Consuelo G. <br/><br/>
Research methods / 
Consuelo G. Sevilla et al. 
 - Philippines:  Rex Printing Company, Inc.,  2002. 
 - xiv, 332 p. 
<br/><br/>Includes index. 
<br/><br/>
<br/><br/><label>ISBN: </label>9712310582 
<br/><br/><label>Dewey Class. No.: </label>Fil 001.4  / R312 1992 c.2