Publisher
- Pearson5
- Springer Science and Business Media Palgrave Macmillan5
- Springer Science+Business Media5
- Springer Verlag5
- Bohn Stafleu van Loghum4
- Gabler4
- Gabler Verlag4
- Harrassowitz Verlag4
- Palgrave Macmillan UK Imprint Palgrave Macmillan4
- Springer Fachmedien Wiesbaden Imprint: Springer Gabler4
- Springer Nature Springer4
- Springer Science + Business Media4
- Springer Spektrum4
- Springer VS4
- Emerald Publishing3
- Springer Fachmedien3
- Springer Science and Business Media Springer Gabler3
- Springer Vieweg3
- Adis2
- Cambridge Scholars Publishing2