
- Author: T. Scott Manor
- Language: English
- Year: 2016

- Author: Roald Dijkstra
- Language: English
- Year: 2016

- Author: Evelyn Lord
- Language: English
- Year: 2004

- Author: Evelyn Lord
- Language: English
- Year: 2007

- Author: Gary Jensen
- Language: English
- Year: 2006

- Author: Eric Nelson
- Language: English
- Year: 2011

- Author: Anders Cullhed
- Language: English
- Year: 2015

- Author: Christina Abenstein
- Language: German
- Year: 2015

- Author: John P. Greene
- Language: English
- Year: 1999