Villegas, Bernardo M. <br/><br/>
Economics :  an introduction / 
Bernardo M. Villegas, Victor A. Abola. 
 - 4th ed. 
 - Manila :  Sinag-tala Pub.,  c1992. 
 - 383p. : ill. ; 25 cm. 
<br/><br/>Includes references. 
<br/><br/><label>ISBN: </label>9711172240 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>LC Class. No.: </label>HB71  / V71 1992