- Author: Robin L. Murray, Joseph K. Heumann
- Language: English
- Year: 2016
- Author: Robin L. Murray, Joseph K. Heumann
- Language: English
- Year: 2014
- Author: Robin L Murray Joseph K Heumann
- Language: English
- Year: 2011
- Author: Robin L. Murray Joseph K. Heumann
- Language: English
- Year: 2009