@misc{Guillaume_d'Auvergne_(około_1180-1249)_De, author={Guillaume d'Auvergne (około 1180-1249)}, howpublished={online}, publisher={[Georgius Stuchs]}, language={lat}, title={De sacramentis ; De causis Cur Deus homo ; De poenitentia novus tractatus}, title={De causis Cur Deus homo}, title={De poenitentia novus tractratus}, type={inkunabuł}, }