Autore:Theodor Hertzka

Theodor

Hertzka economista/giornalista austriaco/ungherese

  1. 1,0 1,1 Gemeinsame Normdatei
  2. 2,0 2,1 data.bnf.fr
  3. 3,0 3,1 Internet Speculative Fiction Database
  4. FamilySearch
  5. Proleksis enciklopedija