The Tractatus de Praedestinatione et de Praescientia Dei et de Futuris Contingentibus of William Ockham / edited with a Study on the Mediaeval Problem of a Three-valued Logic by Philotheus Boehner O.F.M. - Boehner, Philotheus, O.F.M., m. 1955. (OLS)http://pul/name/3226 ([s.n.], 1945)
Testo del Tractatus in latino.