Gaya APA
Magnis, F., Nuswantari, D.
(1987).
Etika Dasar
.
JOGYAKARTA:
KARISMA publishing Group.
Gaya MLA
Magnis, Franz., Nuswantari, Dyah.
"Etika Dasar".
JOGYAKARTA:
KARISMA publishing Group,
1987.
Text.