APA (7th ed.) Citation

Ash-Shallabi, A. M. (2014). Biografi Umar Bin Khattab. Beirut Publishing.

Chicago Style (17th ed.) Citation

Ash-Shallabi, Ali Muhammad. Biografi Umar Bin Khattab. Beirut Publishing, 2014.

MLA (8th ed.) Citation

Ash-Shallabi, Ali Muhammad. Biografi Umar Bin Khattab. Beirut Publishing, 2014.

Warning: These citations may not always be 100% accurate.