Leonardo, d. V. (1989). Leonardo da Vinci, artist, scientist, inventor. Yale University Press in association with the South Bank Centre.
Chicago-referens (17:e uppl.)Leonardo, da Vinci. Leonardo Da Vinci, Artist, Scientist, Inventor. London: Yale University Press in association with the South Bank Centre, 1989.
MLA-referens (9:e uppl.)Leonardo, da Vinci. Leonardo Da Vinci, Artist, Scientist, Inventor. Yale University Press in association with the South Bank Centre, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.