edited by Timothy D.J. Chappell
Edinburgh University, 1997
Buku Teks
Shipka, Thomas A.
McGraw-Hill, 1996
Buku Teks
Rachels, James, 1941-2003
McGraw-Hill , 2012
Buku Teks
Hutcheson, Francis
Cambridge University Press, 2014
eBooks
Mikhael Dua
Pusat Pengembangan Etika Unika Atma Jaya, 2015
Artikel Jurnal