Publisher
- Penguin Books78
- Pearson Education42
- Pearson Education Limited20
- DK Children7
- Dorling Kindersley6
- John Murray4
- Routledge, Taylor & Francis Group3
- Bloomsbury Academic2
- Bloomsbury Education2
- CollinsReference2
- DK Children, Dorling Kindersley Limited2
- Dorling Kindersley Limited2
- Routledge2
- Tommy Nelson2
- Cambridge Scholars Publishing1
- Camden House1
- DK, a division of Penguin Random House LLC1
- Edinburgh University Press1
- Ladybird Books Ltd1
- Macmillan Education1