- Author: Jack Ganssle Michael Barr
- Language: English
- Year: 2003
- Author: Michael Barr Anthony Massa
- Language: English
- Year: 2006
- Author: Michael Barr Charles Wells
- Language: English
- Year: 1990
- Author: Michael Barr Anthony Massa
- Language: English
- Year: 2006
- Author: Michael Barr Charles Wells
- Language: English
- Year: 1990
- Author: Michael Barr Charles Wells
- Language: English
- Year: 1985
- Author: Michael Barr Charles Wells (auth.)
- Language: English
- Year: 1985
- Author: Michael Barr Po-Hsiang Chu.
- Language: English
- Year: 1979
- Author: Jack Ganssle Michael Barr
- Language: English
- Year: 2003
- Author: Michael Barr
- Language: English
- Year: 1999