"Fondazione Federico Zeri - Università di Bologna, ente catalogatore della fotografia \"Harvard University Art Museums, Fogg Art Museum , Luini, Bernardino. Madonna and Child with St. John the Baptist\""@it . "Federico Zeri Foundation, cataloguing institution of the photograph \"Harvard University Art Museums, Fogg Art Museum , Luini, Bernardino. Madonna and Child with St. John the Baptist\""@en . . . . .