Gaya APA
Ghofur, S., Safa, A.
(2012).
Rahasia Zikir & Doa
.
Yogyakarta:
Ar-Ruzz Media.
Gaya MLA
Ghofur, Saifulamin., Safa, Aziz.
"Rahasia Zikir & Doa".
Yogyakarta:
Ar-Ruzz Media,
2012.
Book.