APA Style
Muhammad, Quthb Ibrahim. (2002).
Kebijakan ekonomi Umar bin Khaththab .
Jakarta:
Pustaka Azzam.
Chicago Style
Muhammad, Quthb Ibrahim.
Kebijakan ekonomi Umar bin Khaththab.
Jakarta:
Pustaka Azzam,
2002.
.
MLA Style
Muhammad, Quthb Ibrahim.
Kebijakan ekonomi Umar bin Khaththab.
Jakarta:
Pustaka Azzam,
2002.
.
Turabian Style
Muhammad, Quthb Ibrahim.
Kebijakan ekonomi Umar bin Khaththab.
Jakarta:
Pustaka Azzam,
2002.
.