Heard-Bey، Frauke (2005). From Trucial States to United Arab Emirates : a society in transition. London: Motivate. ص. 75. ISBN:1860631673. OCLC:64689681.
Heard-Bey، Frauke (2005). From Trucial States to United Arab Emirates : a society in transition. London: Motivate. ص. 459. ISBN:1860631673. OCLC:64689681.