APA

Keefer P., Knack S. F., World Bank & World Bank. (2002). Social polarization, political institutions, and country creditworthiness. Washington, D.C: World Bank, Investment Climate and Public Services Teams, Development Research Group.

Chicago

Keefer Philip, Knack Stephen F, World Bank and World Bank. 2002. Social polarization, political institutions, and country creditworthiness. Washington, D.C: World Bank, Investment Climate and Public Services Teams, Development Research Group.

Harvard

Keefer P., Knack S. F., World Bank and World Bank. (2002). Social polarization, political institutions, and country creditworthiness. Washington, D.C: World Bank, Investment Climate and Public Services Teams, Development Research Group.

MLA

Keefer Philip, Knack Stephen F, World Bank and World Bank. Social polarization, political institutions, and country creditworthiness. Washington, D.C: World Bank, Investment Climate and Public Services Teams, Development Research Group. 2002.