APA (7th ed.) Zitazioa
HarperCollins Publishers. The Times comprehensive atlas of the world (Fourteenth edition.).
Chicago Style (17th ed.) Zitazioa
HarperCollins Publishers. The Times Comprehensive Atlas of the World. Fourteenth edition.
MLA (9th ed.) Zitazioa
HarperCollins Publishers. The Times Comprehensive Atlas of the World. Fourteenth edition.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.