- Author: John S. Hedgcock and Dana R. Ferris
- Language: English
- Year: 2018
- Author: Dana R. Ferris & John S. Hedgcock
- Language: English
- Year: 2013
- Author: Dana R. Ferris
- Language: English
- Year: 2011
- Author: Dana R. Ferris John Hedgcock
- Language: English
- Year: 2004
- Author: John Hedgcock Dana R. Ferris
- Language: English
- Year: 2009
- Author: Dana R. Ferris
- Language: English
- Year: 2003