So, Real C. <br/><br/>
Principles of marketing / 
Real C. So, Oscar G. Torres. 
 - Quezon City :  Vibal Group, Inc.,  c2016. 
 - x, 140 pages :  black and white illustrations ;  27 cm. 
<br/><br/> Includes glossary, index, and bibliography. 
<br/><br/><label>ISBN: </label>9789710737468 
<br/><br/><label>Dewey Class. No.: </label>SHS TB 658.8 So1 2016