- Author: Michael Bentley
- Language: English
- Year: 2005
- Author: Michael Bentley
- Language: English
- Year: 2011
- Author: Michael Bentley
- Language: English
- Year: 2007
- Author: Michael Bentley
- Language: English
- Year: 2006
- Author: Michael Bentley
- Language: English
- Year: 2001
- Author: Michael Bentley
- Language: English
- Year: 2001
- Author: Michael Bentley
- Language: English
- Year: 1999
- Author: Michael Bentley
- Language: English
- Year: 1997
- Author: Michael Bentley
- Language: English
- Year: 2001