Chazan, Pauline, 1948-
The moral self
Routledge, 1998
 Buku Teks SO
Goldman, Alan H.
Moral knowledge
Routledge, 1990
 Buku Teks SO
Pendidikan moral
[publisher not identified], [date of publication not identified]
 Buku Teks
Kurtines, William M.
Moralitas, perilaku moral dan perkembangan moral
UI-Press, 1992
 Buku Teks SO
Zimmerman, Michael J.
The concept of moral obligation
Cambridge University Press, 1996
 Buku Teks SO