1. Anderson, John, ed. 2006. Religion, democracy and democratisation. London: Routledge.
2. Audi, Robert. 2000. Religious commitment and secular reason. Cambridge: Cambridge University Press.
3. Banchoff, Thomas, ed. 2008. Religious pluralism, globalization, and world politics. Oxford: Oxford University Press.
4. Bartlett, Thomas. 2010. Ireland: a history. Cambridge: Cambridge University Press.
5. Budge, Ian. 2002. Great Britain and Ireland. Variations of party government. In Political institutions in Europe, ed. Joseph M. Colomer, 17–55. London: Psychology Press.