- Author: Kelly DeVries Clifford J. Rogers
- Language: English
- Year: 2005
- Author: Nicola Verdon
- Language: English
- Year: 2002
- Author: C. P. Lewis
- Language: English
- Year: 2008
- Author: Ian Woodfield
- Language: English
- Year: 2008
- Author: James Beament
- Language: English
- Year: 2003
- Author: Winton Dean
- Language: English
- Year: 2010
- Author: Jim Bradbury
- Language: English
- Year: 1985
- Author: R. Allen Brown
- Language: English
- Year: 1990
- Author: Christina Bashford
- Language: English
- Year: 2007