- Author: John Sutherland
- Language: English
- Author: Edmund Conway
- Language: English
- Year: 2009
- Author: Joanne Baker
- Language: English
- Year: 2011
- Author: Ian Crofton
- Language: English
- Year: 2013
- Author: Philip Wilkinson
- Language: English
- Year: 2013
- Author: Moheb Costandi
- Language: English
- Year: 2013
- Author: Peter Stanford
- Language: English
- Year: 2010
- Author: Adrian Furnham
- Language: English
- Year: 2009
- Author: Mark Henderson
- Language: Spanish
- Year: 2010