Estolas, Josefina V. <br/><br/>
Marketing research for Filipinos / 
Josefina V. Estolas, Samuel M. Salvador, Zenaida S. Villalva. 
 - Manila :  National Book Store, Incorporated,  c1989. 
 - 382 pages :  illustrations ;  22 cm 
<br/><br/><label>ISBN: </label>9710843796 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research.