- Author: David Bonk, Howard Gerrard
- Language: English
- Year: 2011
- Author: Gregory Freemont-Barnes, Howard Gerrard(Illustrator)
- Language: English
- Year: 2011
- Author: Mark Stille, Howard Gerrard(Illustrator)
- Language: English
- Year: 2010
- Author: Howard Gerrard, Douglas C. Dildy
- Language: English
- Year: 2010
- Author: Robert Kirchubel Howard Gerrard
- Language: English
- Year: 2005
- Author: Ken Ford Howard Gerrard
- Language: English
- Year: 2005
- Author: Gordon L. Rottman, Howard Gerrard(Illustrations)
- Language: English
- Year: 2004
- Author: Robert Kirchubel Howard Gerrard
- Language: English
- Year: 2003
- Author: Gordon L. Rottman Howard Gerrard
- Language: English
- Year: 2002
- Author: Gordon L. Rottman Howard Gerrard
- Language: English
- Year: 2002