APA (7th ed.) Citation

Hakam, I. I. A. (2002). Biografi Umar bin Abdul Aziz Penegak Keadilan. Gema Insani Press.

Chicago Style (17th ed.) Citation

Hakam, Imam Ibnu Abdul. Biografi Umar Bin Abdul Aziz Penegak Keadilan. Gema Insani Press, 2002.

MLA (8th ed.) Citation

Hakam, Imam Ibnu Abdul. Biografi Umar Bin Abdul Aziz Penegak Keadilan. Gema Insani Press, 2002.

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