- Author: Alex Hochuli, george Hoare, philip Cunliffe
- Language: German
- Year: 2022
- Author: George Hoare, Nathan Sperber
- Language: English
- Year: 2015
- Author: George Hoare, Nathan Sperber
- Language: French
- Year: 2019
- Author: Alex Hochuli, George Hoare, Philip Cunliffe
- Language: English
- Year: 2021
- Author: George Hoare and Nathan Sperber
- Language: English
- Year: 2016