Author: Fischer, Kuno
Publisher:Longman, Brown, Green, Longmans and Roberts, London
Copyright:1857
Author: Neumann, Karl Friedrich
Publisher:F.A. Brockhaus, Leipzig
Copyright:1857
Author: Kaerst, Julius
Publisher:Druck und Verlag, Leipzig
Copyright:1901
Author: Kaerst, Julius
Publisher:Druck und Verlag, Leipzig
Copyright:1901
Author: Strzygowski, Josef
Publisher:J.C.Hinrichs'sche Bu Chhandlung, Leipzig
Copyright:1901