Press (Penguin/Yale History of Art), Snyder, James. Northern Renaissance Art, 1985, Harry N. Abrams, Sobania, Neal W. (2012), "Lalibela", in Akyeampong, Emmanuel; Gates, Henry Louis, Jr., Dictionary of African Biography, Oxford: Oxford University Press, p. 462, . Sobania, Neal W. (2012). "Lalibela", in Akyeampong, Emmanuel; Gates, Henry Louis, Jr., Dictionary of African Biography. Oxford: Oxford University Press. . Strong, Donald, et al., Roman Art, 1995 (2nd edn), Yale University Press (Penguin/Yale History of Art), Williams, Dyfri. Masterpieces of Classical Art, 2009, British Museum Press, External links Sculpture "hub" at the Victoria and Albert Museum Corning Museum of Glass Cass Sculpture Foundation , a charity dedicated to commissioning monumental sculpture. Current research on polychromy on ancient sculpture at the Ny Carlsberg Glyptotek Tracking Colour Visual arts terminology .