- Author: Margaret Robson Wright B.Sc. D. Phil. (auth.)
- Language: English
- Year: 1988
- Author: Margaret Robson Wright
- Language: English
- Year: 1999
- Author: Margaret Robson Wright
- Language: English
- Year: 2004
- Author: Margaret Robson Wright
- Language: English
- Year: 2007
- Author: Margaret Robson Wright
- Language: English
- Year: 2007
- Author: Margaret Robson Wright
- Language: English
- Year: 2004