Rick Riordan
The heroes of Olympus. The lost hero
© 2010 by Rick Riordan
© cover design: Helge Vogt and Carlsen Verlag GmbH, Hamburg
Permission for this edition was arranged through the Gallt and Zacker Literary Agency LLC
© Дёмина А.В., перевод на русский язык, 2021
© Издание на русском языке, оформление. ООО «Издательство „Эксмо“», 2022