- Original title: Morten, Emilie, and the Lost Worlds
- Illustrator: Marja-Liisa Plats
- Translator: Anna Michalczuk-Podlecki
- Language: Polish
- 2024, 192 pp
- ISBN: 97883966162
- Age: 12+
- storybook, fiction
Morten, Emilia i zaginione światy
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