Cita APA

Council on Foreign Relations. (1971). The world this year: Government and intergovernmental agencies as of ... 1971. The world this year.

Citación estilo Chicago

Council on Foreign Relations. "The World This Year: Government and Intergovernmental Agencies as of ... 1971." The World This Year 1971.

Cita MLA

Council on Foreign Relations. "The World This Year: Government and Intergovernmental Agencies as of ... 1971." The World This Year, 1971.