Dyfyniad APA

Foster, V., Calvo, C. M., & Wellenius, B. (2004). Private provision of rural infrastructure services: Competing for subsidies. World Bank.

Dyfyniad Arddull Chicago

Foster, Vivien, Christina Malmberg Calvo, and Bjorn Wellenius. Private Provision of Rural Infrastructure Services: Competing for Subsidies. Washington, D.C: World Bank, 2004.

Dyfyniad MLA

Foster, Vivien, et al. Private Provision of Rural Infrastructure Services: Competing for Subsidies. World Bank, 2004.

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