- Author: Antonio Manuel Romero Sedó, Paloma Arrué Burillo
- Language: Spanish
- Year: 2007
- Author: Erik Gilbert, Jonathan T. Reynolds
- Language: English
- Year: 2007
- Author: Jonathan Berk, Jarrad Harford, Pete DeMarzo
- Language: Spanish
- Year: 2010
- Author: Gary Freeze, Emmett R. Mullins, John Christopher Baker, Lisa Holmes, Amy C. Niemas
- Language: English
- Year: 2009
- Author: Leary-Joyce Judith
- Language: English
- Year: 2009
- Author: Blower G J
- Language: English
- Year: 2006
- Author: Ballew Joli
- Language: English
- Year: 2012
- Author: Quinlan Philip, Dyson Ben
- Language: English
- Year: 2008
- Author: Hanson George W
- Language: English
- Year: 2007