RT Book T1 Gabrielis Biel Collectorium circa quattuor libros sententiarum / 2 Liber secundus / collab. Volker Sievers et Renata Steiger. Ed. Wilfridus Werbeck et Udo Hofmann JF Gabrielis Biel Collectorium circa quattuor libros sententiarum A1 Biel, Gabriel 1418-1495 A2 Werbeck, Wilfrid 1929-2016 LA Latin PP Tübingen PB Mohr YR 1984 UL https://ixtheo.de/Record/1074082591 SN 3161447212