@book{UBHD-1462163, author={Pfister, Kurt}, title={Kaiser Friedrich II.}, subtitle={mit 128 Bildtafeln}, publisher={Paul Hugendubel Verlag}, address={M{\"u}nchen}, year={1943}, pages={412 Seiten}, language={ger}, library={UB [Signatur: B 4210-4-50]}, }