Publisher
- HarperCollins e-books4
- RHCB Digital3
- Greenwillow Books, an imprint of HarperCollins Publishers2
- Harper2
- HarperCollins2
- HarperCollins ebooks2
- Blink1
- Bloomsbury1
- David Fickling1
- Department for Education1
- Doubleday1
- Egmont1
- Greenwillow Books1
- Harper, an imprint of HarperCollinsPublishers1
- HarperCollins Children's1
- HarperVoyager1
- Penguin1
- Penguin Books1
- Philomel Books, an imprint of Penguin Group (USA) Inc1
- Random House Australia1