APA Style
Umar bin Khattab Memeluk Islam. ().
:
Variapop Group.
Chicago Style
Umar bin Khattab Memeluk Islam.
.
:
Variapop Group,
.
Text.
MLA Style
Umar bin Khattab Memeluk Islam.
.
:
Variapop Group,
.
Text.
Turabian Style
Umar bin Khattab Memeluk Islam.
:
Variapop Group,
.
Print.