APA (7th ed.) Citation

Habermas, J., & Viertel, J. (1996). Theory and practice. Polity Press.

Chicago Style (17th ed.) Citation

Habermas, Jürgen, and John Viertel. Theory and Practice. Cambridge: Polity Press, 1996.

MLA (8th ed.) Citation

Habermas, Jürgen, and John Viertel. Theory and Practice. Polity Press, 1996.