APA Style
AQQAD, A, M, A.
(1990).
Keagungan Abu Bakar Ash-Shiddiq.
.
Solo:
Pustaka Mantiq.
MLA Style
AQQAD, ABBAS, MAHMUD, AL-.
"Keagungan Abu Bakar Ash-Shiddiq.".
Solo:
Pustaka Mantiq,
1990.
Text.