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2. Andrews, C. F. The Challenge of the North-West Frontier. London: Allen and Unwin, 1937).
3. Baker, K. J. War in Afghanistan: A Short History of Eighty Wars and Conflicts in Afghanistan and the North-West Frontier, 1839-2011. NSW: Rosenberg Publishing, 2011.
4. Banerjee, M. The Pathan Unarmed: Opposition and Memory in the North-West Frontier. Oxford: James Currey, 2000).
5. From Rulers to Servants: The I.C.S. and the British Demission of Power in India