- Author: Margaret Lang Isabelle Perez
- Language: English
- Year: 2015
- Author: Margaret Lang, Isabelle Perez
- Language: French-English
- Year: 2014
- Author: Margaret Lang, Isabelle Perez
- Language: English
- Year: 2004
- Author: Margaret Lang Isabelle Perez
- Language: English
- Year: 2005
- Author: Margaret Lang Isabelle Perez
- Language: English
- Year: 2004