APA (7th ed.) Citation

Walker, I., Ordonez, F., Serrano, P., & Halpern, J. (2014). Pricing, Subsidies, and the Poor: Demand for Improved Water Services in Central America. World Bank, Washington, DC.

Chicago Style (17th ed.) Citation

Walker, Ian, Fidel Ordonez, Pedro Serrano, and Jonathan Halpern. Pricing, Subsidies, and the Poor: Demand for Improved Water Services in Central America. World Bank, Washington, DC, 2014.

MLA (8th ed.) Citation

Walker, Ian, et al. Pricing, Subsidies, and the Poor: Demand for Improved Water Services in Central America. World Bank, Washington, DC, 2014.