- Author: David Semple, Roger Smyth
- Language: English
- Year: 2019
- Author: David Semple Roger Smyth
- Language: English
- Year: 2019
- Author: David Semple
- Language: English
- Year: 2016
- Author: David Semple Roger Smyth
- Language: English
- Year: 2013
- Author: David Semple Roger Smyth Jonathan Burns Rajan Darjee Andrew McIntosh
- Language: English
- Year: 2005