Publisher
- Ebury Digital2
- Hodder & Stoughton2
- Bloomsbury Reader/Bloomsbury Publishing Plc1
- Bloomsbury USA, an imprint of Bloomsbury Publishing Plc1
- Fair Winds Press1
- Gill & Macmillan1
- Gill Books1
- Hachette Books Ireland1
- Headline1
- Jessica Kingsley1
- Jessica Kingsley Publishers1
- Monoray1
- Pearson1
- Pearson Education Limited1
- Penguin Life1
- Portfolio Penguin1
- Praeger, An Imprint of ABC-CLIO, LLC1
- PublicAffairs1
- Puffin1
- RHCP Digital1