Author: Ḥalqah lil-Marākiz wa-al-Hayʼāt al-ʻIlmīyah al-Muhtammah bi-Dirāsāt al-Khalīj al-ʻArabī wa-al-Jazīrah al-ʻArabīyah (5th : 1981 : Riyad, Saudi Arabia)