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Lua i Stíl Chicago (17ú heag.)Pey, E. B. F. "The Organic Pigments of the Hafkenscheid Collection." Restauro 1989.
Lua MLA (8ú heag.)Pey, E. B. F. "The Organic Pigments of the Hafkenscheid Collection." Restauro, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.