Research methods /  
Consuelo G. Sevilla... [and others]. 
 - Revised edition. 
 - Manila :   Rex Book Store,   © 1992, 
 - xiv, 333 pages ;   22 cm.  
<br/><br/> Includes bibliography, index and appendix. 
<br/><br/><label>ISBN: </label>9712310582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methods.<br/>Research.
<br/><br/><label>Dewey Class. No.: </label>DFil 001.4  / R31