APA Zitierstil

(2006). Countries of the world and their leaders yearbook, 2007. Farmington Hills, Mich: Gale Group.

Chicago Zitierstil

Countries of the World and Their Leaders Yearbook, 2007. Farmington Hills, Mich: Gale Group, 2006.

MLA Zitierstil

Countries of the World and Their Leaders Yearbook, 2007. Farmington Hills, Mich: Gale Group, 2006.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.