Duncan & Lambert, J. C. (1961). Duncan: Paintings ; Molton Gallery, September 7 - September 30 / [Text: Jean-Clarence Lambert]. Molton Gallery.
Lua i Stíl Chicago (17ú heag.)Duncan agus Jean Clarence Lambert. Duncan: Paintings ; Molton Gallery, September 7 - September 30 / [Text: Jean-Clarence Lambert]. London: Molton Gallery, 1961.
Lua MLA (8ú heag.)Duncan agus Jean Clarence Lambert. Duncan: Paintings ; Molton Gallery, September 7 - September 30 / [Text: Jean-Clarence Lambert]. Molton Gallery, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.