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into two general groups: Arabs proper, and the aboriginal inhabitants of Hadhramaut, the Dhofar country, and the island of Socotra. Those who belong to the
Mukalla. 旧城的衣料商店 旧城的市场 Official Website of the Al-Quaiti Royal Family of Hadhramaut （页面存档备份，存于互联网档案馆） 14°32′N 49°08′E / 14.533°N 49.133°E / 14.533; 49
pg 220 ...should be made along the coast to the west as far as the DHOFAR-HADHRAMAUT frontier... 官方网站（页面存档备份，存于互联网档案馆） 联合国提供的也门地图（页面存档备份，存于互联网档案馆）
Caterina. The Architecture of Mud: Construction and Repair Technology in the Hadhramaut Region of. APT Bulletin (APT Bulletin, Vol. 30, No. 2/3). 1999, 30 (2–3):
维基共享资源上的相关多媒体资源：亚丁保护国 Official Website of the Al-Quaiti Royal Family of Hadhramaut（页面存档备份，存于互联网档案馆） Map of Arabia （1905－1923） including the states of Aden