Khalaf، A. A. A. A. (1977). The Changing Political, Economic and Military States of the Littoral Arabian / Persian Gulf States: Its Impact on World Powers. مجلة كلية التجارة، ع5 ، 35 - 36. مسترجع من http://search.mandumah.com/Record/660635
Khalaf، Abd Allah Abd Almohsen. "The Changing Political, Economic and Military States of the Littoral Arabian / Persian Gulf States: Its Impact On World Powers." مجلة كلية التجارة ع5 (1977): 35 - 36. مسترجع من http://search.mandumah.com/Record/660635