Zika, F. Puzzles of colour: Scaling, matching and mixing / Fay Zika. Re: the Rainbow.(2004).
Lua i Stíl Chicago (17ú heag.)Zika, Fay. "Puzzles of Colour: Scaling, Matching and Mixing / Fay Zika." Re: The Rainbow.(2004) .
Lua MLA (8ú heag.)Zika, Fay. "Puzzles of Colour: Scaling, Matching and Mixing / Fay Zika." Re: The Rainbow.(2004), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.