Csornay Boldizsár - Hubai Péter szerk.: A Szépművészeti Múzeum közleményei 96. (Budapest, 2002)

VICTOR M. SCHMIDT: A Duccesque Painting Representing St John the Baptist Bearing Witness in the Museum of Fine Arts

28. Umbrian painter, ca. 1270-1280: St John the Baptist and Scenes from his Life. Siena, Pinacoteca Nazionale 27. Mariotto di Nardo, St John Bearing Witness. San Miniato, Ss. Jacopo e Lucia