Cole, B. (1976). Giotto and florentine painting, 1280-1375. Harper and Row.
Lua i Stíl Chicago (17ú heag.)Cole, Bruce. Giotto and Florentine Painting, 1280-1375. London: Harper and Row, 1976.
Lua MLA (9ú heag.)Cole, Bruce. Giotto and Florentine Painting, 1280-1375. Harper and Row, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.