1. Aquinas, Thomas (1270, 1968) Summa Theologiae, Ia q. 84-9, translated by Paul T. Durbin, London: Eyre & Spottiswode.
2. Aquinas, Thomas (1270,1970) Summa Theologiae, Ia, q. 75-83. translated by Timothy Suttor, London: Eyre & Spottiswoode.
3. Autrecourt, Nicholas (1336/1994) His correspondence with Master Giles and Bernard of Arezzo, translated by L.M. De Rijk, Leiden: E.J. Brill.
4. Crathorn(e), William (1330) Commentary on the Sentences of Peter Lombard see Pasnau (1997).
5. Haldane, John (1989) "Reid, Scholasticism and Contemporary Philosophy of Mind", in M. Dalgarno. & E. Matthews (eds.) The Philosophy of Thomas Reid, Dordrecht: Kluwer, pp. 285-304.