Lua APA (7ú heag.)

Schmela, U. (1988). Richard Tuttle: Space in Finland. Galerie Schmela.

Lua i Stíl Chicago (17ú heag.)

Schmela, Ulrike. Richard Tuttle: Space in Finland. Düsseldorf: Galerie Schmela, 1988.

Lua MLA (8ú heag.)

Schmela, Ulrike. Richard Tuttle: Space in Finland. Galerie Schmela, 1988.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.