1. Andrew, Christopher, Her Majesty’s Secret Service: The Making of the British Intelligence Community. London, 1985.
2. Ball, Stuart. Portrait of a Party: The Conservative Party in Britain 1918-1945: Oxford, 2013.
3. ‘Duties In Aid of the Civil Power’: The Deployment of the Army to Glasgow, 31 January to 17 February 1919
4. Police Unrest, Unionization and the 1919 Strike in Liverpool
5. Beers, Laura. “Counter-Toryism: Labour’s Response to Anti-Socialist Propaganda, 1918-39.” in ed. Matthew Worley, The Foundations of the British Labour Party: Identities, Cultures and Perspectives, 1900-39. Farnham, 2009.