- Author: Hans-Heiri Stapfer Joe Sewell Don Greer Tom Tullis
- Language: English
- Year: 1994
- Author: Hans-Heiri Stapfer Joe Sewell Don Greer
- Language: English
- Year: 1990
- Author: Hans-Heiri Stapfer Joe Sewell Don Greer
- Language: English
- Year: 1996
- Author: Hans-Heiri Stapfer Joe Sewell Don Greer
- Language: English
- Year: 1995
- Author: Hans-Heiri Stapfer Joe Sewell Don Greer
- Language: English
- Year: 1987
- Author: Hans-Heiri Stapfer Joe Sewell Don Greer Tom Tullis
- Language: English
- Year: 1994
- Author: Hans-Heiri Stapfer Joe Sewell Don Greer
- Language: English
- Year: 1990
- Author: Hans-Heiri Stapfer Joe Sewell Don Greer Tom Tullis
- Language: English
- Year: 1992