National Portrait Gallery <London>, Dyer, R., & Toksvig, S. (2009). Gay icons: Introduction by Sandi Toksvig. Essay by Richard Dyer. National Portrait Gallery.
Lua i Stíl Chicago (17ú heag.)National Portrait Gallery <London>, Richard Dyer, agus Sandi Toksvig. Gay Icons: Introduction by Sandi Toksvig. Essay by Richard Dyer. London: National Portrait Gallery, 2009.
Lua MLA (8ú heag.)National Portrait Gallery <London>, et al. Gay Icons: Introduction by Sandi Toksvig. Essay by Richard Dyer. National Portrait Gallery, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.