Guillelmi de Ockham Opera philosophica et theologica [2] Opera theologica 2,04 Scriptum in librum primum Sententiarum. Ordinatio. Distinctiones 19 - 48 - Etzkorn, Girard J.; Ockham, Guilelmus de (St. Bonaventure, NY : Franciscan Institute of St. Bonaventure University, 1979)