- Author: Glenn Morgan, John Campbell, Colin Crouch, Ove Kaj Pedersen, Richard Whitley
- Language: English
- Year: 2010
- Author: Glenn Morgan, John Campbell, Colin Crouch, Ove Kaj Pedersen, Richard Whitley
- Language: English
- Year: 2010
- Author: John Campbell
- Language: English
- Author: John Campbell
- Language: English
- Author: John Campbell
- Language: English
- Year: 2020
- Author: John Campbell
- Language: English
- Year: 2020
- Author: John Campbell
- Language: English
- Year: 2016
- Author: John Campbell, Chris Crone, Chris Crone, Gareth Jones, Gareth Jones, Surekha Parekh, Jay Yothers, Jay Yothers
- Language: English
- Year: 2014
- Author: John Campbell
- Language: English
- Year: 2020
- Author: John Campbell
- Language: English
- Year: 1993