Gaya APA
Ghofur, S, A.
(2017).
Bahaya Akhlak Tercela
.
Yogyakarta:
PT. Pustaka Insan Madani.
Gaya MLA
Ghofur, Saiful, Amin.
"Bahaya Akhlak Tercela".
Yogyakarta:
PT. Pustaka Insan Madani,
2017.
Text.