
- Author: World Bank Group
- Language: English
- Year: 2004

- Author: World Bank Group
- Language: English
- Year: 2003

- Author: World Bank
- Language: English
- Year: 2003

- Author: World Bank
- Language: English
- Year: 2003

- Author: World Bank Staff
- Language: English
- Year: 2004

- Author: World Bank Group
- Language: English
- Year: 2002

- Author: World Bank Group
- Language: English
- Year: 2003

- Author: World Bank
- Language: English
- Year: 1998

- Author: World Bank
- Language: English
- Year: 2008

- Author: World Bank
- Language: English
- Year: 2006