- Author: R.K. Sawyer, Rick Pratt
- Language: English
- Year: 2013
- Author: C.L. Marshall, C. L. Marshall
- Language: English
- Year: 2016
- Author: Katrin Barth, Beate Dreilich
- Language: English
- Year: 2009
- Author: Katrin Barth, Beate Dreilich
- Language: English
- Year: 2010
- Author: Erik Lawrence
- Language: English
- Year: 2015
- Author: Dennis Alder
- Language: English
- Year: 2015
- Author: Steve Hitkoff
- Language: English
- Year: 2007
- Author: Patrick Sweeney
- Language: English
- Year: 2018