- Author: Ulrich G. Leinsle
- Language: English
- Year: 2010
- Author: Stuart Wolfendale
- Language: English
- Year: 2013
- Author: Wallace Dewey D
- Language: English
- Year: 2011
- Author: Luigi Giussani
- Language: English
- Year: 2013
- Author: Susan Neylan
- Language: English
- Year: 2002
- Author: Robert A. Wright
- Language: English
- Year: 1991
- Author: David D. Hall
- Language: English
- Year: 2012
- Author: Sarah E. Ruble
- Language: English
- Year: 2012
- Author: Sarah Rivett
- Language: English
- Year: 2011
- Author: Diarmaid MacCulloch
- Language: English
- Year: 2016