The theology of history in St. Bonaventure - Benedict XVI, Pope, 1927-2022 (Chicago : Franciscan Herald Press, 1971)
Originally presented as the author's Habilitationsschrift, Munich, 1959, under title: Die Geschichtstheologie des heiligen Bonaventura
Bibliography: pages 241-253
Keywords: Bonaventure, -- Saint, Cardinal, -- approximately 1217-1274; History -- Religious aspects -- Christianity -- History of doctrines -- Middle Ages, 600-1500