1. Bengtsson, J. O. (2006). The worldview of personalism: Origins and early development (pp. 64–65). Oxford: Oxford University Press.
2. Boettke, P.J. (1995). Book review: Economic thought before Adam Smith: An Austrian perspective on the history of economic thought', Vol. I, and 'Classical Economics: An Austrian Perspective On The History of economic thought', Vol. I, by Murray N. Rothbard (Summer 1995)”, Economic Affairs, Summer 1995, pp. 14–17.
3. Broadie, A. (1983). George Lokert of Ayr: Medieval man of ideas. Ayrshire Ayrshire: Archaeological and Natural History Society.
4. Broadie, A. (1990). The tradition of Scottish philosophy: A new perspective on the enlightenment, Savage: Barnes and Noble (Chapter 3 “The Circle of John Mair”).
5. Broadie, A. (1995). The shadow of Scotus: Philosophy and faith in pre-reformation Scotland (p. 7). Edinburgh: T&T Clark.