APA
Estache A., Zhang Xinzhu, Laffont Jean Jacques & World Bank. (2004). Universal service obligations in developing countries. Washigton: World Bank.
Chicago
Estache Antonio, Zhang Xinzhu, Laffont Jean Jacques and World Bank. 2004. Universal service obligations in developing countries. Washigton: World Bank.
Harvard
Estache A., Zhang Xinzhu, Laffont Jean Jacques and World Bank. (2004). Universal service obligations in developing countries. Washigton: World Bank.
MLA
Estache Antonio, Zhang Xinzhu, Laffont Jean Jacques and World Bank. Universal service obligations in developing countries. Washigton: World Bank. 2004.
TextSeries: World bank Policy research working paper seriesPublication details: Washigton World Bank 2004Description: 31pISBN: 
Working Papers (Print)
