- Author: Barr Michael, Massa Anthony
- Language: English
- Year: 2006
- Author: Barr Michael, Massa Anthony
- Language: English
- Year: 2006
- Author: Timothy L Kauffman, Ronald W Scott, John O Barr, Michael L Moran
- Language: English
- Year: 2015
- Author: Rebecca Barr Michael L. Kamil Peter B. Mosenthal P. David Pearson
- Language: English
- Year: 1996