1. Thomas McCarthy, The Critical Theory of Jürgen Habermas (Cambridge, Mass., 1978);
2. David Held, Introduction to Critical Theory (Berkeley, 1980);
3. Raymond Guess, The Idea of a Critical Theory (Cambridge, 1981);
4. Garbis Kortian, Metacritique (Cambridge, 1980);
5. Richard J. Bernstein, The Restructuring of Social and Political Theory (New York, 1976).