Publisher
- Balboa Press AU100
- AuthorHouse UK96
- Xlibris AU34
- Bloomsbury India24
- HarperCollins e-books12
- Xlibris UK12
- Balboa Press UK11
- HarperCollins6
- HarperOne5
- Bloomsbury4
- Bloomsbury Publishing3
- HarperSanFrancisco3
- A & C Black2
- Affirm Press2
- Andrews UK Ltd2
- Bloomsbury Reader2
- HarperCollins e-Books2
- Walker & Co2
- Walker & Company2
- William Morrow2