Gaya APA
Copp, D. (2017, 2018).
Handbook teori etika oxford = The Oxford handbook of ethical theory (Cet. 1).
Bandung:
Nusamedia.
Gaya MLA
Copp, David.
"Handbook teori etika oxford = The Oxford handbook of ethical theory".
Cet. 1
Bandung:
Nusamedia,
2017, 2018.
Text.