Gaya APA

Sulayman, A, A, A. (1993). Roward an Islamic Theory of International Relations: New Directions for Methodology and Thought . USA: The International Institute of Islamic Thought.

Gaya MLA

Sulayman, Abdulhamid, A, Abu. "Roward an Islamic Theory of International Relations: New Directions for Methodology and Thought". USA: The International Institute of Islamic Thought, 1993. Buku.