Cita APA (7a ed.)

Banco Mundial. (1981). World development report 1981. Oxford University Press ; The World Bank.

Cita Chicago Style (17a ed.)

Banco Mundial. World Development Report 1981. New York : Washington, D.C.: Oxford University Press ; The World Bank, 1981.

Cita MLA (8a ed.)

Banco Mundial. World Development Report 1981. Oxford University Press ; The World Bank, 1981.