Master of the Osservanza
Bibliography
1948
Graziani, Alberto. "Il Maestro dell'Osservanza." Proporzioni 2 (1948): 75-88.
1956
Pope-Hennessy, John. "Rethinking Sassetta." The Burlington Magazine 98 (October 1956): 364-370.
1957
Carli, Enzo. Il Sassetta e il Maestro dell'Osservanza. Milan, 1957.
1985
Alessi, Cecilia, and Pietro Scapecchi. "Il Maestro dell'Osservanza: Sano di Pietro o Francesco di Bartolomeo?" Prospettiva 42 (1985): 13-37.
1988
Christiansen, Keith. "Master of the Osservanza." In Painting in Renaissance Siena 1420-1500. Ed. Keith Christiansen, Laurence B. Kanter, and Carl Brandon Strehlke. Exh. cat. The Metropolitan Museum of Art, New York, 1988: 104-123.
1997
Chelazzi Dini, Giuletta, Alessandro Angelini, and Bernardina Sani. Pittura senese. Milan, 1997: 228-235.
2003
Boskovits, Miklós, and David Alan Brown, et al. Italian Paintings of the Fifteenth Century. The Systematic Catalogue of the National Gallery of Art. Washington, D.C., 2003: 479-480.