Publisher
- Springer21
- Northern Ireland Statistics & Research Agency16
- Routledge16
- The Scottish Government11
- Palgrave Macmillan4
- Cambridge Scholars Publishing3
- Edward Elgar Publishing3
- Rowman & Littlefield Publishers2
- SAGE2
- Springer Singapore Imprint: Springer2
- Zed Books2
- ABC-CLIO1
- Anthem Press1
- CRC Press1
- Center for Strategic & International Studies Rowman & Littlefield1
- John Murray1
- Kluwer Law International1
- Northern Ireland Statistics and Research Agency1
- Office for National Statistics1
- Penguin Classics1