- Author: Sally J. Duncan and Barbara A. Cleary
- Language: English
- Year: 2008
- Author: Welch Karen
- Language: English
- Year: 2005
- Author: Cianfrani Charles A., West Jack
- Language: English
- Year: 2004
- Author: Goeke Reginald W., Reidenbach R. Eric
- Language: English
- Year: 2005
- Author: Geissler Pete
- Language: English
- Year: 2006
- Author: Gryna Frank M., Hytinen Annemieke, O'Mara Paul
- Language: English
- Year: 2004
- Author: Nicholas L. Squeglia
- Language: English
- Year: 2008
- Author: Harvey Jean
- Language: English
- Year: 2006