Summa logicae / William Ockham ; edited by Philotheus Boehner. pars secunda et tertia prima
. – St. Bonaventure (NY)LouvainPaderborn : The Franciscan Institute : E. Nauwelaerts : F. Schöningh, 1962
. – pp. 217-461 ; 23 cm
. – (Franciscan Institute Publications. Text series ; 2)