| GMD | BOOK |
| Classification | F YOL |
| Publisher | Puffin |
| Subject | Holocaust (1939 - 1945)Jewish InterestScience FictionTime SlipsTime TravelHolocaust - PolandDeathHistorical NovelEastern EuropeEuropean HistoryNazis |
| ISBN | 9781903015100 |
| Additional ISBN | 9780142401095 / 9780140345353 |