Edwards, D., & Cromwell, D. (2006). Guardians of power: The myth of the liberal media. Pluto Press.

Edwards, David, and David Cromwell. Guardians of Power: The Myth of the Liberal Media. London ; Ann Arbor, MI: Pluto Press, 2006.

Edwards, David, and David Cromwell. Guardians of Power: The Myth of the Liberal Media. Pluto Press, 2006.