VENANCIO B. ARDALES <br/><br/>
BASIC CONCEPTS AND METHODS IN REASEARCH  

 - 2 
 - Philippines  CONCERNS, INC.  2001 
 - 1  c1 .
<br/><br/><label>ISBN: </label>9778581057 
<br/><br/><label>Dewey Class. No.: </label>Fil.001.42/A2b  / 3263