Bibliographic reference(s)

pp.23-26 (Chapman/Plazzotta/Henry 2004 : Chapman, H, Plazzotta, C, Henry, T. Raphael. From Urbino to Rome. London, 2004)

nos 56-61 (Joannides 1983 : Joannides, P., 1983. The Drawings of Raphael, with a complete catalogue, Oxford)