Villegas, Bernardo M. <br/><br/>
Economics :   an introduction / 
Bernardo M. Villegas. 
 - 6th 
 - [S.l] :  Center for Research and Communication Foundation,  2009. 
 - 285 p.:   ill. 25.4 cm. 
<br/><br/> Includes index 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-971-91786-9-9 
<br/><br/><label>LC Class. No.: </label>330 V71e