- Author: Christian G. Fritz
- Language: English
- Year: 2008
- Author: Pamela Brandwein
- Language: English
- Year: 2011
- Author: R. Kent Newmyer
- Language: English
- Year: 2012
- Author: Christian G. Fritz
- Language: English
- Year: 2009
- Author: Christian G. Fritz
- Language: English
- Year: 2009
- Author: Mark A. Graber
- Language: English
- Year: 2006