Publisher
- [Dandy Booksellers Ltd]33
- Routledge4
- Scottish Parliament Information Centre3
- CQ Press2
- Edward Elgar Publishing Limited2
- Hambledon Press2
- Hart Pub2
- Hart Publishing2
- Pearson Longman2
- Springer2
- [Westminster Forum Projects]2
- Arrow Books1
- Auckland University Press1
- AuthorHouse UK1
- Bloomsbury Publishing1
- Constitution Unit, UCL1
- Edinburgh University Press1
- Hodder & Stoughton1
- Kluwer Law International1
- Kluwer Law International B.V1