Hughes, R., & Rowe, M. (1986). The colouring, bronzing and patination of metals: A manual for the fine metalworker and sculptor ; Cast bronze, Cast brass, Copper and copper-plate, Gilding metal, Sheet yellow brass, Silver and silver-plate / Richard Hughes and Michael Rowe (3d impression.). Crafts Council.
Lua i Stíl Chicago (17ú heag.)Hughes, Richard, agus Michael Rowe. The Colouring, Bronzing and Patination of Metals: A Manual for the Fine Metalworker and Sculptor ; Cast Bronze, Cast Brass, Copper and Copper-plate, Gilding Metal, Sheet Yellow Brass, Silver and Silver-plate / Richard Hughes and Michael Rowe. 3d impression. London: Crafts Council, 1986.
Lua MLA (8ú heag.)Hughes, Richard, agus Michael Rowe. The Colouring, Bronzing and Patination of Metals: A Manual for the Fine Metalworker and Sculptor ; Cast Bronze, Cast Brass, Copper and Copper-plate, Gilding Metal, Sheet Yellow Brass, Silver and Silver-plate / Richard Hughes and Michael Rowe. 3d impression. Crafts Council, 1986.