Palladio (series "Architect and Society")* Edward Chaney (2000), "George Berkeley's Grand Tours: The Immaterialist as Connoisseur of Art and Architecture", The Evolution of the Grand Tour, 2nd ed.
"George Berkeley's Grand Tours: The Immaterialist as Connoisseur of Art and Architecture", in "The Evolution of the Grand Tour: Anglo-Italian Cultural Relations Since the Renaissance" (2nd ed.).