- Author: Daniel C Snell
- Language: English
- Author: Daniel C Snell
- Language: English
- Year: 2020
- Author: Daniel C. Snell
- Language: English
- Year: 2020
- Author: Daniel C. Snell
- Language: English
- Year: 2020
- Author: Daniel C. Snell
- Language: English
- Year: 2010
- Author: Daniel C. Snell
- Language: English
- Year: 2013
- Author: Daniel C. Snell
- Language: English
- Year: 2005
- Author: Daniel C. Snell
- Language: English
- Year: 2001
- Author: Daniel C. Snell
- Language: English
- Year: 1979
- Author: Daniel C. Snell
- Language: English
- Year: 2005