Gaya APA
Muhammad, Qutb Ibrahim. (2002).
Kebijakan ekonomi Umar bin Khaththab (1).
Jakarta:
Pustaka Azzam.
Gaya Chicago
Muhammad, Qutb Ibrahim.
Kebijakan ekonomi Umar bin Khaththab.
1
Jakarta:
Pustaka Azzam,
2002.
Text.
Gaya MLA
Muhammad, Qutb Ibrahim.
Kebijakan ekonomi Umar bin Khaththab.
1
Jakarta:
Pustaka Azzam,
2002.
Text.
Gaya Turabian
Muhammad, Qutb Ibrahim.
Kebijakan ekonomi Umar bin Khaththab.
1
Jakarta:
Pustaka Azzam,
2002.
Print.