1. Aspinwall, Bernard. “Popery in Scotland: Image and Reality, 1820–1920.” Records of the Scottish Church History Society 22 (1986): 236–257.
2. Bruce, Steve. No Pope of Rome: Militant Protestantism in Modern Scotland. Edinburgh: Mainstream Publishing, 1985.
3. Bruce, Steve, Tony Glendinning, Iain Paterson, and Michael Rosie. Sectarianism in Scotland. Edinburgh: Edinburgh University Press, 2004.
4. Handley, James. The Irish in Scotland, 1798–1845. Cork: Cork University Press, 1943.
5. Handley, James. The Irish in Modern Scotland. Cork: Cork University Press, 1947.