Ramirez, Luzviminda F. ; Tongson-Beltran, Eden,  c2004. <br/><br/>
Man, Values, Work Ethics / 
Ramirez, Luzviminda F. ; Tongson-Beltran, Eden. 
 - Bulacan, Philippines :  Trinitas Publishing Inc,  c2004. 
 - 149 p. :  ill. ; glossary; index ;  10 inch. 
<br/><br/><label>ISBN: </label>971-42-0583-2