De puritate artis logicae tractatus longior:
Walter Burleigh
De puritate artis logicae tractatus longior: with a revised edition of the Tractatus brevior - St. Bonaventure Franciscan Institute 1955 - Franciscan Institute publications: Text series n.9 .
Logic
De puritate artis logicae tractatus longior: with a revised edition of the Tractatus brevior - St. Bonaventure Franciscan Institute 1955 - Franciscan Institute publications: Text series n.9 .
Logic