- Author: Michael Barr
- Language: English
- Year: 1999
- Author: Jack Ganssle Michael Barr
- Language: English
- Year: 2003
- Author: Michael Barr Anthony Massa
- Language: English
- Year: 2006
- Author: Michael Barr
- Language: English
- Year: 1971
- Author: Michael Barr
- Language: English
- Year: 1999
- Author: Michael Barr Anthony Massa
- Language: English
- Year: 2006
- Author: Michael Barr Charles Wells
- Language: English
- Year: 1996
- Author: Michael Barr
- Language: English
- Year: 1971
- Author: Michael Barr
- Language: English
- Year: 1979
- Author: Michael Barr
- Language: English
- Year: 1971