G.A. Cohen, Why not socialism? Princeton University Press
Raino Malnes og Knut Midgaard, Politisk tenkning, Universitetsforlaget.
Catriona McKinnon (ed.), Issues in Political Theory, Oxford University Press, 2012
Michale J. Sandel, Liberalism and Its Critics, Basil Blackwell
Dennis F. Thompson, Political Ethics and Public Office, Harvard University Press.
Jonathan Wolff, An Introduction to Political Theory, Oxford University Press