- Author: Stewart Shapiro (editor) Geoffrey Hellman (editor)
- Language: English
- Year: 2021
- Author: Geoffrey Hellman
- Language: English
- Year: 2021
- Author: Geoffrey Hellman Stewart Shapiro
- Language: English
- Author: Geoffrey Hellman Stewart Shapiro
- Language: English
- Year: 2018
- Author: Geoffrey Hellman* (auth.) Giovanni Sommaruga (eds.)
- Language: English
- Year: 2011
- Author: Richard Healey, Geoffrey Hellman
- Language: English
- Year: 1998
- Author: Geoffrey Hellman* (auth.) Giovanni Sommaruga (eds.)
- Language: English
- Year: 2011
- Author: Geoffrey Hellman* (auth.) Giovanni Sommaruga (eds.)
- Language: English
- Year: 2011
- Author: Richard A. Healey Geoffrey Hellman
- Language: English
- Year: 1998