Gazetteer of the Persian Gulf, Oman and Central Arabia
... that the Gazetteer of the Persian Gulf, Oman and Central Arabia is considered "the most important single source of historical material on the Gulf States and Saudi Arabia"?
... that the <i id="mwA1E"><b id="mwA1I"><a href="./Gazetteer_of_the_Persian_Gulf,_Oman_and_Central_Arabia" id="mwA1M" rel="mw:WikiLink" title="Gazetteer of the Persian Gulf, Oman and Central Arabia">Gazetteer of the Persian Gulf, Oman and Central Arabia</a></b></i> is considered "the most important single source of historical material on the <a href="./Arab_states_of_the_Persian_Gulf" id="mwA1Q" rel="mw:WikiLink" title="Arab states of the Persian Gulf">Gulf States</a> and <a href="./Saudi_Arabia" id="mwA1U" rel="mw:WikiLink" title="Saudi Arabia">Saudi Arabia</a>"?