
- Author: Camilla E. Watson
- Language: English
- Year: 2011

- Author: Fishman Stephen
- Language: English
- Year: 2006

- Author: Birnbaum Jeffrey H., Murray Alan S
- Language: English
- Year: 1988

- Author: Boortz Neal, Linder John, Woodall Rob
- Language: English
- Year: 2009

- Author: Stanley S. Surrey
- Language: English
- Year: 2013