De Torre, Joseph M. <br/><br/>
The metaphysical ground of social ethics :  the roots of society/ 
Joseph M. de Torre 
 - Third edition 
 - Manila:  University of Asia and the Pacific,  c2015. 
 - xiii, 142 pages ;  23 cm. 
<br/><br/>Includes bibliographical references and index.<br/> 
<br/><br/><label>ISBN: </label>978-621-8002-14-2 (pkb.)