APA引用形式

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

シカゴスタイル引用形

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

MLA引用形式

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

警告: この引用は必ずしも正確ではありません.