Gibb, Hamilton A.R., Sir, editor
London, Routledge & Kegen Paul, 1957
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Gibb, Hamilton A.R., Sir, author
The University Press, 1962
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Artikel Jurnal
Al-Hufi, Ahmad Muhammad, author
Maktabat Nahdat , 1921
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Khalf Allah, Muhammad Ahmad, author
Maktabat al-Anjlu al-Misriyyah, 1957
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