
- Author: Gale Group Staff
- Language: English
- Year: 2003

- Author: Gale Group Staff
- Language: English
- Year: 2003

- Author: Gale Group Staff
- Language: English
- Year: 2003

- Author: Gale Group Staff
- Language: English
- Year: 2003

- Author: Jeffrey Wilson
- Language: English
- Year: 2006

- Author: Jeffrey Wilson
- Language: English
- Year: 2006

- Author: Shirelle Phelps
- Language: English
- Year: 2003

- Author: John Middleton, Joseph C. Miller, Ken Wachsberger, Jaime Lieber, Carol Schwartz
- Language: English
- Year: 2008

- Author: Thomson Gale
- Language: English
- Year: 2006

- Author: Thomson Gale
- Language: English
- Year: 2006