Werke
| Grundzüge der Verfassung des deutschen Reiches Book digitized by Google from the library of the University of Michigan and uploaded to the Internet Archive by user tpb. |
Weitere Informationen zur Person
Library of Congress (LOC)
Gemeinsame Normdatei (GND)
Wikidata
Deutsche Digitale Bibliothek
Virtual International Authority File
ISNI