Facts
- Author
- Blok, A.
- Language
- Dutch
- Project Gutenberg No.
- 25841
- Released on Project Gutenberg
- June 19, 2008
- Bookshelves
- Esperanto, Language Education, How To ..., Language & Communication
- Subjects
- Esperanto – Textbooks
- Public domain in the USA
- yes
Sources: Project Gutenberg catalogue (public domain), Wikidata (CC0)