Não informado. (1976). Color Research and Application. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Não informado. Color Research and Application. New York: John Wiley & Sons, 1976.
Lua MLA (8ú heag.)Não informado. Color Research and Application. John Wiley & Sons, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.