Gaya APA
Ahmad, I., Rahmatullah, .
(2011).
Musnad Imam Ahmad (Jilid 20)
.
Jakarta:
Pustaka Azzam.
Gaya MLA
Ahmad, Imam., Rahmatullah, .
"Musnad Imam Ahmad (Jilid 20)".
Jakarta:
Pustaka Azzam,
2011.
Text.