** ''Sophisma - nihil est verum nisi in hoc instanti'' - included in a group of ''sophismata'' some of which are ascribed to John of Berwick, master in Oxford c. 1290<ref>Little & Pelster 1934</ref> | ** ''Sophisma - nihil est verum nisi in hoc instanti'' - included in a group of ''sophismata'' some of which are ascribed to John of Berwick, master in Oxford c. 1290<ref>Little & Pelster 1934</ref> |