M. Cotta, D. della Porta, L. Morlino, Political Science, Bologna, Il Mulino, 2008, excepted capp. II, VI, X, XVI;
M. Stoppino, Power and Political Theory, Genoa, Ecig, 1996, only the first part: capp. I, II, III, IV, V, VI;
R. Ragionieri, Peace and War in International Relations, Roma, Carocci, 2008, capp. 5,6,7,8,9,10.