Gaya APA
Firdaus, Y, S. ().
Keajaiban Shalat Istikharah : The Miracle of Istikharah Prayer .
Jakarta:
bintang Indonesia.
Gaya MLA
Firdaus, Yeni, S..
"Keajaiban Shalat Istikharah : The Miracle of Istikharah Prayer".
Jakarta:
bintang Indonesia,
.
Text.