Cita APA (7th ed.)

National Portrait Gallery <London>, Dyer, R., & Toksvig, S. (2009). Gay icons: Introduction by Sandi Toksvig. Essay by Richard Dyer. National Portrait Gallery.

Cita Chicago (17th ed.)

National Portrait Gallery <London>, Richard Dyer, i Sandi Toksvig. Gay Icons: Introduction by Sandi Toksvig. Essay by Richard Dyer. London: National Portrait Gallery, 2009.

Cita MLA (8th ed.)

National Portrait Gallery <London>, et al. Gay Icons: Introduction by Sandi Toksvig. Essay by Richard Dyer. National Portrait Gallery, 2009.