APA aipamena

Gribbin, J. (2007). Universe: A biography. Allen Lane.

Chicago Style aipamena

Gribbin, John. Universe: A Biography. London: Allen Lane, 2007.

MLA aipamena

Gribbin, John. Universe: A Biography. Allen Lane, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.