Nicholson, Robert, author
Robert Nicholson Pub., 1988
Buku Referensi
edited by K.R. McColvin
Association of London Chief Librarians, 1978
Buku Referensi
Schofield, John, author
Yale University Press, 1994
Buku Teks
Port, M. H. (Michael Harry)
Published for the Paul Mellon Centre for Studies in British Art by Yale University Press, 1995
Buku Teks
McElwain, Thomas, author
Citra, 2006
Buku Teks