- Author: Christopher Holman
- Language: English
- Year: 2022
- Author: Christopher Holman
- Language: English
- Year: 2013
- Author: Christopher Holman
- Language: English
- Year: 2018
- Author: Christopher Holman
- Language: English
- Year: 2018
- Author: Christopher Holman
- Language: English
- Year: 2013
- Author: Martin Breaugh, Christopher Holman, Paul Mazzocchi, Devin Penner, Rachel Magnusson
- Language: English
- Year: 2015