Gaya APA
Rizal, Arief. (2009).
Khalifah Utsman .
Jakarta:
Jaya Abadi.
Gaya Chicago
Rizal, Arief.
Khalifah Utsman.
Jakarta:
Jaya Abadi,
2009.
Text.
Gaya MLA
Rizal, Arief.
Khalifah Utsman.
Jakarta:
Jaya Abadi,
2009.
Text.
Gaya Turabian
Rizal, Arief.
Khalifah Utsman.
Jakarta:
Jaya Abadi,
2009.
Print.