Cita APA

Ehrhardt, D. (2007). Economic regulation of urban water and sanitation services: Some practical lessons. World Bank.

Citación estilo Chicago

Ehrhardt, David. Economic Regulation of Urban Water and Sanitation Services: Some Practical Lessons. Washington, D.C: World Bank, 2007.

Cita MLA

Ehrhardt, David. Economic Regulation of Urban Water and Sanitation Services: Some Practical Lessons. World Bank, 2007.