APA (7th ed.) Zitazioa
Ruskin, J. (2001). The Seven lamps of architecture. Electric Book Co..
Chicago Style (17th ed.) Zitazioa
Ruskin, John. The Seven Lamps of Architecture. London: Electric Book Co., 2001.
MLA (9th ed.) Zitazioa
Ruskin, John. The Seven Lamps of Architecture. Electric Book Co., 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.