L. Vossler: Das heutige Italien. Munich, 1923.

Beals : Rome or death: the Story of Fascism. London, 1923.
B. Mussolini: La Pace Sociale el Avvenive d'Italia. 1924.
Ivanoe Bonomi: From Socialism to Fascism, a Study of Con- temporary Italy. London, 1924. (Translation.)
Avv. F. Bonavita: Mussolini svelato. Milan, 1924.