The De primo principio of John Duns Scotus / a revised text and a translation by Evan Roche, O.F.M
. – St. Bonaventure (NY)Louvain, Belgium : The Franciscan Institute : E. Nauwelaerts, 1949
. – xvii, 153 p. ; 23 cm
. – (Franciscan Institute Pubblications ; 5)