- Author: Chappell David M
- Language: English
- Year: 2020
- Author: Chappell David A., Monson-Haefel Richard, Richards Mark
- Language: English
- Year: 2010
- Author: Chappell David L., King Martin Luther
- Language: English
- Year: 2014
- Author: Chappell David
- Language: English
- Year: 2017
- Author: Chappell David
- Language: English
- Year: 2018