Gaya APA
Anwar, Choirul. ().
Keadilan Khalifah Umar .
:
Tiga Serangkai, Solo.
Gaya Chicago
Anwar, Choirul.
Keadilan Khalifah Umar.
:
Tiga Serangkai, Solo,
.
.
Gaya MLA
Anwar, Choirul.
Keadilan Khalifah Umar.
:
Tiga Serangkai, Solo,
.
.
Gaya Turabian
Anwar, Choirul.
Keadilan Khalifah Umar.
:
Tiga Serangkai, Solo,
.
.