- Author: Bohm David, Peat F. David
- Language: English
- Year: 2011
- Author: Peat F. David
- Language: English
- Year: 2002
- Author: Bohm David, Peat F. David
- Language: English
- Year: 2010
- Author: Paul Buckley David F. Peat F. David Peat
- Language: English
- Year: 1996