- Original title: Piia Biscuit Moves In
- Illustrator: Ulla Saar
- Translator: Marta Perlikiewicz
- Language: Polish
- Widnokrąg
- 2023, 96 pp
- ISBN: 9788396796011
- fiction, storybook
- Age: 7+
Piia Pierniczek się wprowadza
For more information or copyrights, please contact ulla.saar@elk.ee