- Author: La Rocca Cristina
- Language: Italian
- Year: 1998
- Author: Skinner Patricia, Van Houts Elisabeth M. C
- Language: English
- Year: 2011
- Author: Orr Leslie C
- Language: English
- Year: 1999
- Author: Cahill Thomas
- Language: English
- Year: 2006
- Author: Gies Joseph, Gies Frances
- Language: English
- Year: 1992
- Author: Mount Toni
- Language: English
- Year: 2014