Gaya APA
Ghofur, S, A., Su'di, M, Z.
(2007).
Bahaya Akhlak Tercela
.
Yogyakarta:
Pustaka Insan Madani.
Gaya MLA
Ghofur, Saiful, Amin., Su'di, M., Zaid.
"Bahaya Akhlak Tercela".
Yogyakarta:
Pustaka Insan Madani,
2007.
Book.