William R. Keylor; 'The Twentieth-Century World. An International History', Oxford-New York, Oxford University Press, 1996, pp. 20. - 596. [Recensione]
Guido Formigoni, William R. Keylor; 'The Twentieth-Century World. An International History', Oxford-New York, Oxford University Press, 1996, pp. 20. - 596. [Recensione], Ricerche di storia politica, 2(2), 1999, pp. 223-224