Smith, R. (1994). Drawing figures. Dorling Kindersley.
Lua i Stíl Chicago (17ú heag.)Smith, Ray. Drawing Figures. London: Dorling Kindersley, 1994.
Lua MLA (9ú heag.)Smith, Ray. Drawing Figures. Dorling Kindersley, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.