Markham, Ian S.
Do morals matter? : a guide to contemporary religious ethics
Blackwell, 2007
 Buku Teks
Bonevac, Daniel
Today's moral issues : classic and contemporary perspectives / Daniel Bonevac
McGraw-Hill, 2002
 Buku Teks
Bahagio Raharjo
Pendidikan dan pergerakan nasional: Banyuwangi awal abad xx
Balai Pelestarian Nilai Budaya , 2022
 Artikel Jurnal
Moral disagreements : classic and contemporary readings
edited by Christopher W. Gowans
Routledge, 2000
 Buku Teks
Thiroux, Jacques P. author
Ethics : Theory and Practice
Pearson, 2015
 Buku Teks