Cita APA (7a ed.)

(2002). Countries of the world and their leaders yearbook, 2003. Gale Group.

Cita Chicago Style (17a ed.)

Countries of the World and Their Leaders Yearbook, 2003. Farmington Hills, Mich: Gale Group, 2002.

Cita MLA (9a ed.)

Countries of the World and Their Leaders Yearbook, 2003. Gale Group, 2002.