- Author: Robert Walters
- Language: English
- Year: 2018
- Author: Duff Hart-Davis
- Language: English
- Year: 2011
- Author: Alexander Lebedev
- Language: English
- Year: 2019
- Author: Nichola Fletcher
- Language: English
- Year: 2007
- Author: Janet Menzies
- Language: English
- Year: 2020
- Author: Mary Wanless
- Language: English
- Year: 2002
- Author: STEWART HASTIE
- Language: English
- Year: 2012
- Author: Jeremy Hunt
- Language: English
- Year: 2013
- Author: German National Equestrian Federation
- Language: English
- Year: 2017