Castaņeda, Sherwin Prose C.  <br/><br/>
Principles of economics / 
Sherwin Prose C. Castaņeda  
 - Valenzuela City:  Mutya Publishing House,  c2007. 
 - 258p.;  ill. 
<br/><br/>Includes bibliographies  
<br/><br/><label>ISBN: </label>978-971-821-107-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics 
<br/><br/><label>Dewey Class. No.: </label>Fil. 330 P957 2007