- Author: Martina Kessel, Patrick Merziger
- Language: English
- Year: 2011
- Author: Vittoria Borsò (editor), Christiane Liermann (editor), Patrick Merziger (editor)
- Language: German
- Year: 2015
- Author: Martina Kessel and Patrick Merziger (eds.)
- Language: English
- Year: 2012