Bulaong, Oscar G., Jr. <br/><br/>
Ethics :  foundations of moral valuation / 
Oscar G. Bulaong Jr., Mark Joseph T. Calano, Albert M. Lagliva, Michael Ner E. Mariano and Jesus Deogracias Z. Principe 
 - First edition 
 - Manila:  Rex Book Store,  c2018. 
 - viii, 144 pages ;  25 cm. 
 - GEC .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>978-971-23-8667-1 (pkb.)