Cita APA (7a ed.)

Birdsall, N. (1980). Population and Poverty in the Developing World. World Bank.

Cita Chicago Style (17a ed.)

Birdsall, Nancy. Population and Poverty in the Developing World. Washington, D. C.: World Bank, 1980.

Cita MLA (8a ed.)

Birdsall, Nancy. Population and Poverty in the Developing World. World Bank, 1980.