Gaya APA
Anwar, Choirul. (2005).
Keadilan Khalifah Umar .
Solo:
Tiga Serangkai Pustaka Mandiri.
Gaya Chicago
Anwar, Choirul.
Keadilan Khalifah Umar.
Solo:
Tiga Serangkai Pustaka Mandiri,
2005.
Text.
Gaya MLA
Anwar, Choirul.
Keadilan Khalifah Umar.
Solo:
Tiga Serangkai Pustaka Mandiri,
2005.
Text.
Gaya Turabian
Anwar, Choirul.
Keadilan Khalifah Umar.
Solo:
Tiga Serangkai Pustaka Mandiri,
2005.
Print.