- Author: Barbara Gorayska Jacob L. Mey
- Language: English
- Year: 2004
- Author: Luis Jimenez
- Language: English
- Year: 2003
- Author: Ljiljana Progovac Kate Paesani Eugenia Casielles Ellen Barton
- Language: English
- Year: 2006
- Author: Tanja Schmid
- Language: English
- Year: 2005
- Author: Hava Bat-Zeev Shyldkrot Nicole Le Querler
- Language: Spanish
- Year: 2005
- Author: Leonid Kulikov Andrej Malchukov Peter De Swart
- Language: English
- Year: 2006
- Author: Acrisio Pires
- Language: English
- Year: 2006
- Author: Kamil Ud Deen Kamil Ud Deen
- Language: English
- Year: 2005
- Author: Andrew Simpson
- Language: English
- Year: 2000