APA Style
Haekal,Muhammad. (2006).
Umar bin Khattab .
Jakarta:
Litera Antar Nusa.
Chicago Style
Haekal,Muhammad.
Umar bin Khattab.
Jakarta:
Litera Antar Nusa,
2006.
Text.
MLA Style
Haekal,Muhammad.
Umar bin Khattab.
Jakarta:
Litera Antar Nusa,
2006.
Text.
Turabian Style
Haekal,Muhammad.
Umar bin Khattab.
Jakarta:
Litera Antar Nusa,
2006.
Print.