1. J. Alt, I. Crewe, and B. Sarlvik, ‘Partisanship and policy choice’, British Journal of Political Science, 6 (1976), 273–90.
2. E. Heath, The Course of My Life (London: Hodder Headline, 1998), 530–1.
3. See obituary of James Douglas, The Times, 28 Oct. 2004.
4. P. Cowley and M. Bailey, ‘Peasants’ uprising or religious war? Re-examining the 1975 Conservative leadership contest’, British Journal of Political Science, 30 (2000), 599–629.
5. M. Thatcher, The Path to Power (London: HarperCollins, 1995), 404.