| Format | Publisher | Year | ISBN |
|---|---|---|---|
| Edition | HarperCollins Publishers Limited | 2020 | 9780008449490 |
| Paperback | Harper | 2015 | 9780007501793 |
| Edition | Charnwood | 2015 | 9781444825589 |
| Paperback | Harper | 2015 | 9780007501809 |
| Edition | HarperCollins Publishers Limited | 2014 | 9780007501786 |