Verlag Kümmerle, ErikaClive D Cossar × The German Translations of the Pseudo-Bernhardine 'Epistola de cura rei familiaris' Clive D CossarKümmerle, ErikaSoftcover1975 The German Translation of Niccolo da Poggibonsi's Libro d'oltramare Clive D CossarKümmerle, ErikaBuch