
- Author: Peter Mueser, David Ribar, Erdal Tekin
- Language: English
- Year: 2019

- Author: Ira C. Colby
- Language: English
- Year: 2018

- Author: Martha J. Bailey, Sheldon Danziger
- Language: English
- Year: 2013

- Author: Ellen Reese
- Language: English
- Year: 2011

- Author: Louise B. Simmons
- Language: English
- Year: 2004

- Author: Dana-Ain Davis
- Language: English
- Year: 2006

- Author: Edward D. Berkowitz, Larry DeWitt
- Language: English
- Year: 2013

- Author: R. Kent Weaver
- Language: English
- Year: 2000

- Author: The World Bank
- Language: English
- Year: 2015