Publisher
- A. & C. Black1
- AG Books1
- APA1
- APA Publications (UK)2
- AUK Authors1
- AUK Classics5
- Accent Press Ltd1
- Adlard Coles1
- Agenda Publishing1
- Allen & Unwin1
- Allison & Busby14
- Allison & Busby Limited2
- Amberley Publishing2
- Andrews UK5
- Andrews UK Classics1
- Andrews UK Limited2
- Andrews UK Ltd4
- Andrews UK Made available through hoopla1
- Anthem Press3
- Anthem Press, an imprint of Wimbledon Publishing Company1