Cita APA (7a ed.)
Curtis, A., Barker, D., & Sowerby, W. The Century of the Self: Happiness Machines. BBC.
Cita estilo Chicago (17a ed.)
Curtis, Adam, David Barker, y William Sowerby. The Century of the Self: Happiness Machines. Londres, Inglaterra: BBC.
Cita MLA (9a ed.)
Curtis, Adam, et al. The Century of the Self: Happiness Machines. BBC.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.