- Author: Paul Gibbons
- Language: English
- Year: 2019
- Author: Paul Gibbons
- Language: English
- Year: 2019
- Author: Paul Gibbons
- Language: English
- Year: 2013
- Author: Paul Gibbons
- Language: English
- Year: 2013
- Author: Paul Gibbons (auth.)
- Language: English
- Year: 2002