Medina, Roberto G.  <br/><br/>
Principles of economics / 
Roberto G. Medina 
 - 1st edition. 
 - Manila, Philippines :  Rex Book Store,  2003. 
 - ix, 286 pages :  black and white illustrations ;  23 cm.,  paperback. 
<br/><br/> Includes references, and index.  
<br/><br/><label>ISBN: </label>9712336107 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics--Principles.<br/>Economics--Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>FIL 330 M491p 2003