Cita APA (7a ed.)

World Almanac Education Group. (2005). The World almanac and book of facts 2005 (Primera edición.). World Almanac Education Group.

Cita Chicago Style (17a ed.)

World Almanac Education Group. The World Almanac and Book of Facts 2005. Primera edición. Nueva York: World Almanac Education Group, 2005.

Cita MLA (8a ed.)

World Almanac Education Group. The World Almanac and Book of Facts 2005. Primera edición. World Almanac Education Group, 2005.