Gaya APA
el-Ramla, H, I., Gusmian, I. (2006).
Jalan Ke Surga : Hikmah Suci Nabi Muhammad SAW .
Yogyakarta:
Pustaka Marwa.
Gaya MLA
el-Ramla, Hj., Istianah., Gusmian, Islah.
"Jalan Ke Surga : Hikmah Suci Nabi Muhammad SAW".
Yogyakarta:
Pustaka Marwa,
2006.
Book.