Dyfyniad APA

The World Bank. (2008). The little green data book 2008. Washington, DC: The World Bank.

Dyfyniad Arddull Chicago

The World Bank. The Little Green Data Book 2008. Washington, DC: The World Bank, 2008.

Dyfyniad MLA

The World Bank. The Little Green Data Book 2008. Washington, DC: The World Bank, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.