APA aipamena

(2005). World history. Guilford, Conn: Dushkin Pub. Group.

Chicago Style aipamena

World History. Guilford, Conn: Dushkin Pub. Group, 2005.

MLA aipamena

World History. Guilford, Conn: Dushkin Pub. Group, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.