BornsteinD.2004. How to change the world: Social entrepreneurs and the power of new ideas. New York: Oxford University Press.
2.
EislerR.1987. The chalice and the blade: Our history, our future. New York: HarperCollins.
3.
HenriquesA.RichardsonJ.2004. The triple bottom line: Does it all add up?London: Earthscan.
4.
SenA.1999. Development as freedom. New York: Knopf.
5.
World Bank. 2008. World Bank group to scale up infrastructure investments significantly. Press release, July 30. Available at http://go.worldbank.org/UZ0WRLUNQ0 (accessed November 11, 2009).