APA (7th ed.) Citation

Al-Shallabi, A. M. M., & Siregar, A. R. S. (2011). Amirul Mukminin Umar Abdul Aziz. Al-Hidayah Publication.

Chicago Style (17th ed.) Citation

Al-Shallabi, Ali Muhammad Muhammad, and Abdul Rachman Saleh Siregar. Amirul Mukminin Umar Abdul Aziz. Batu Caves: Al-Hidayah Publication, 2011.

MLA (9th ed.) Citation

Al-Shallabi, Ali Muhammad Muhammad, and Abdul Rachman Saleh Siregar. Amirul Mukminin Umar Abdul Aziz. Al-Hidayah Publication, 2011.