Cita APA (7a ed.)

(2007). The Americana Annual 2007The Encyclopedia of the Events of 2006, Yearbook of the encyclopedia Americana. The World Bank.

Cita Chicago Style (17a ed.)

The Americana Annual 2007The Encyclopedia of the Events of 2006, Yearbook of the Encyclopedia Americana. The World Bank, 2007.

Cita MLA (8a ed.)

The Americana Annual 2007The Encyclopedia of the Events of 2006, Yearbook of the Encyclopedia Americana. The World Bank, 2007.

Precaución: Estas citas no son 100% exactas.