APA aipamena

(1982). The global 2000 report to the President: Entering the twenty-first century. New York: Penguin Books.

Chicago Style aipamena

The Global 2000 Report to the President: Entering the Twenty-first Century. New York: Penguin Books, 1982.

MLA aipamena

The Global 2000 Report to the President: Entering the Twenty-first Century. New York: Penguin Books, 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.