Sabri Shakir, A., Ahmed Khalaf, M., Abdul Aziz, M. (2009). Britain's position of the Italian Treaty of Yemen 1926-1936 m. , 5(48), 217-239.
Ahmed Sabri Shakir; Moaed Ahmed Khalaf; Muhannad Abdul Aziz. "Britain's position of the Italian Treaty of Yemen 1926-1936 m". , 5, 48, 2009, 217-239.
Sabri Shakir, A., Ahmed Khalaf, M., Abdul Aziz, M. (2009). 'Britain's position of the Italian Treaty of Yemen 1926-1936 m', , 5(48), pp. 217-239.
Sabri Shakir, A., Ahmed Khalaf, M., Abdul Aziz, M. Britain's position of the Italian Treaty of Yemen 1926-1936 m. , 2009; 5(48): 217-239.