- Author: Kurt Burch Robert Allen Denemark
- Language: English
- Year: 1997
- Author: Robert Allen and Josephine Fulton
- Language: English
- Year: 1996
- Author: Robert Allen Harold Gale & Carolyn Skitt
- Language: English
- Year: 1996
- Author: Robert Allen
- Language: English
- Year: 1996
- Author: Robert Allen
- Language: English
- Year: 1994
- Author: Robert Allen Tommy Bengtsson Martin Dribe
- Language: English
- Year: 2005
- Author: Robert Allen Rutland Jimmy Carter
- Language: English
- Year: 1995
- Author: Robert Allen Bartlett
- Language: English
- Year: 2006
- Author: Robert Allen Meyers (Editor)
- Language: English
- Year: 2001
- Author: Robert Allen Meyers (Editor)
- Language: English
- Year: 2001