- Author: Campbell John H., DeNevi Don
- Language: English
- Year: 2010
- Author: Campbell John L., Trump Donald
- Language: English
- Year: 2018
- Author: Campbell John, Freeman David
- Language: English
- Year: 2014
- Author: Campbell John, Thatcher Margaret
- Language: English
- Year: 2011
- Author: Campbell John
- Language: English
- Year: 2012
- Author: Campbell John
- Language: English
- Year: 2012
- Author: Campbell John
- Language: English
- Year: 2013
- Author: Feldstein Martin S., Campbell John Y.
- Language: English
- Year: 2001