Bolton, J. (2012). Worlds of dissent: Charter 77, the Plastic People of the Universe, and Czech culture under communism. Harvard University Press.

Bolton, Jonathan. Worlds of Dissent: Charter 77, the Plastic People of the Universe, and Czech Culture Under Communism. Cambridge, Mass.: Harvard University Press, 2012.

Bolton, Jonathan. Worlds of Dissent: Charter 77, the Plastic People of the Universe, and Czech Culture Under Communism. Harvard University Press, 2012.