- Author: Klein Marty, Strossen Nadine
- Language: English
- Year: 2012
- Author: Gary F. Kelly
- Language: English
- Year: 2011
- Author: Stephanie J. Buehler
- Language: English
- Year: 2011
- Author: Kailla Edger
- Language: English
- Year: 2011
- Author: Marianne Brandon
- Language: English
- Year: 2010
- Author: Barry A. Farber
- Language: English
- Year: 2007