Cita APA (7th ed.)

Lopez, H., & Serven, L. (2006). A normal relationship?: Poverty, growth, and inequality. World Bank.

Cita Chicago (17th ed.)

Lopez, Humberto, i Luis Serven. A Normal Relationship?: Poverty, Growth, and Inequality. Washington, D.C: World Bank, 2006.

Cita MLA (9th ed.)

Lopez, Humberto, i Luis Serven. A Normal Relationship?: Poverty, Growth, and Inequality. World Bank, 2006.