APA Цитирование

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

Chicago-стиль цитирования

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

MLA-цитирование

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

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.