@book{UBHD-1031867, author={Watt, John A.}, title={The theory of papal monarchy in the thirteenth century}, subtitle={the contribution of the canonists}, publisher={Burns & Oates}, address={London}, year={1965}, pages={VIII, 160 S.}, language={eng}, keywords={Papst / Geschichte 1200-1300}, library={UB [Signatur: 66 B 2607] ; GE [Signatur: El 320]}, }