"Etta James: 'I was like a punker ... I'd spit in a minute' - a classic interview from the vaults" by Cliff White, www.theguardian.com. January 24, 2012.
"The Structural Transformation of the Public Sphere: An Inquiry into a Category of Bourgeois Society (Studies in Contemporary German Social Thought)". Book by Jurgen Habermas translated by Thomas Burger and Frederick Lawrence, 1989.