Feldman, R. (1983). Leonardo: The Silent Language Of Hidden Images and Moving Pictures. Artforum.
Chicago-Zitierstil (17. Ausg.)Feldman, Ronald. "Leonardo: The Silent Language Of Hidden Images and Moving Pictures." Artforum 1983.
MLA-Zitierstil (8. Ausg.)Feldman, Ronald. "Leonardo: The Silent Language Of Hidden Images and Moving Pictures." Artforum, 1983.
警告：這些引文格式不一定是100％准確.