Publisher
- Alpha1
- Austin Macauley Publishers1
- Bloomsbury Methuen Drama1
- Bloomsbury Publishing1
- British Standards Institution1
- Dorling Kindersley1
- Dorling Kindersley Limited1
- Ebury Digital1
- Electric Monkey Made available through hoopla1
- For Dummies1
- Heinemann2
- Hodder Education2
- Ilex Press1
- Integrity Publishers1
- Red Fox, an imprint of Random House Children's Publishers UK1
- Routledge1
- SAGE1
- Shire Publications1
- Thomas Nelson1
- Zonderkidz1