APA aipamena

World Bank. (2003). The little green data book 2003. Washington DC: The World Bank.

Chicago Style aipamena

World Bank. The Little Green Data Book 2003. Washington DC: The World Bank, 2003.

MLA aipamena

World Bank. The Little Green Data Book 2003. Washington DC: The World Bank, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.