Introduzione a Gentile (Introduction to Gentile), published by Laterza, Bari 1974, 4° ed. 2001, (264 pages)
 
I. Idealistic rebirth and historiographical reconstruction
(1895-1911);
II. The founding of actualism (1911-1923);
III. A pedagogical and political, ethical reform (1918-1930);
IV. Towards the transcendental society (1931-1944).
Chronology of life and works.
History of criticism.