- Author: Jean O'Toole
- Language: English
- Year: 2019
- Author: Tim L. Adsit, George R. Murdock
- Language: English
- Year: 2010
- Author: Thomas G. Calderon
- Language: English
- Year: 2020
- Author: Dusko Lukac
- Language: English
- Year: 2008
- Author: Lesley Anderson, Ann Briggs, Neil Burton
- Language: English
- Year: 2002
- Author: Michael J. Worth
- Language: English
- Year: 2016
- Author: Richard M. Romano, James C. Palmer
- Language: English
- Year: 2015
- Author: Charles T. Clotfelter, Ronald G. Ehrenberg, Malcolm Getz, John J. Siegfried
- Language: English
- Year: 1992
- Author: Paul E. Peterson, David E. Campbell
- Language: English
- Year: 2001