- Original title: The Story of Sander, Muri, the Eensy Mum, and the Invisible Aksel
- Illustrator: Francesca Carabelli
- Translator: Daniele Monticelli
- Language: Italian
- 2018, 124 pp
- ISBN: 9788876093753
- Age: 8+
- fiction, storybook
For more information or copyrights, please contact ulla.saar@elk.ee