APA

World Bank (Washington D. C.), . (1983). Annual report 1983. Washington, D. C: Banco Mundial.

Chicago

World Bank (Washington D. C.), . 1983. Annual report 1983. Washington, D. C: Banco Mundial.

Harvard

World Bank (Washington D. C.), . (1983). Annual report 1983. Washington, D. C: Banco Mundial.

MLA

World Bank (Washington D. C.), . Annual report 1983. Washington, D. C: Banco Mundial. 1983.