- Author: T. Ratcliff
- Language: English
- Year: 2010
- Author: Richard D. Zakia David Page
- Language: English
- Year: 2010
- Author: Peter Ensenberger
- Language: English
- Year: 2011
- Author: Bryan F. Peterson
- Language: English
- Year: 2003
- Author: David Prakel
- Language: English
- Year: 2006
- Author: Thomas Clark
- Language: English
- Year: 2010
- Author: Laurie Excell John Batdorff David Brommer Rick Rickman Steve Simon
- Language: English
- Year: 2010
- Author: Крис Раттер
- Language: Русский
- Year: 2008
- Author: Harold Davis
- Language: English
- Year: 2009