APA (7th ed.) Citation

Alesina, A., Baqir, R., & Easterly, W. R. (1999). Public goods and ethnic divisions. World Bank.

Chicago Style (17th ed.) Citation

Alesina, Alberto, Reza Baqir, and William Russell Easterly. Public Goods and Ethnic Divisions. Washington, DC: World Bank, 1999.

MLA (9th ed.) Citation

Alesina, Alberto, et al. Public Goods and Ethnic Divisions. World Bank, 1999.