Ground and norm of morality : ethics for college students 
Reyes, Ramon Castillo. 
 -  Ateneo De Manila University Press.  1989 
 - xi, 164 pages. 
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<br/><br/><label>ISBN: </label>9-71113082-3 
<br/><br/><label>Dewey Class. No.: </label>F 170 R33g 1989