1. C. Cook, A Short History of the Liberal Party 1900–1976 (London, 1976), p. 124.
2. M. Steed, ‘The Liberal Party’, in H. M. Drucker (ed.), Multi-Party Britain (London, 1979), p. 76.
3. T. Wilson, The Downfall of the Liberal Party 1914–1935 (London, 1966), pp. 377–8.
4. D. Johnson, Bars and Barricades (London, 1952), pp. 73–4.
5. R. Grayson, Liberals, International Relations and Appeasement: The Liberal Party, 1919–1939 (London, 2001), p. 75.