ثالثا - الكتب الإنجليزية: ١ - A Pilgrimage To Najd, Lady Anne Blunt, Frank Cass and Co, Ltd. ١٩٦٨
٢ - Arabia: The Cradle of Islam, S. M. Zwemer Fleming H. Revell. Company, Fouth Edition.
٣ - Arabia, H. St. J. B, Philby, Ernest Benn Limited, London, ١٩٣٠.
٤ - An Account of the Transactions of His Majesty ﴿apos;s Mission to the court of Persia in the Years ١٨٠٧ -١٨١١ to which is Appended A ,Brief History of the Wahauby, By Sir Harford Jones Brydges. James Bohn, London.
٥ - Arabian Boundaries primary documents ١٨٥٣ - ١٩٥٧, edited by. Richard Schofield and Gerald Blake.
٦ - The Arabian peninsula Society and politics, Edited By Derek. Hopwood, George Allen and Unwin Ltd.
٧ - Ibn Sa﴾ apos;oud of Arabia His people and his Land, By Ameen Rihani. Caravan Books.
٨ - The Islamic Dynasties, Clifford Edmund Bosworth, Edinburgh ,University press, ١٩٦٧.
٩ - The Mohammedans world of Today, Edited By S. M. Zwemer, F. G. S. E. M. Wherry, D. D. James, L. Barton, N, D. Fleming H, Revell Company, Second Editoitn, ١٩٠٦.
١٠ - Narrative of A Year's Journy through central and Eastern Arabia. ١٨٦٢ - ١٨٦٣. William Gifford Palgrave, Macmillan, and co, ١٨٦٥.
١١ - Notes on the Bedouins and Wahabys, John Lewis Burckhardt, Henry Colburn and Richard Bentley, London. ١٩٣٠.