1.
Abbagnano, Nicola
2.
3.
Voltaire
4.
5.
6.
7.
Abbagnano, Nicola
8.
9.
Dictionary of philosophy and psychology : including many of the principal conceptions of ethics, logic, aesthetics, philosophy of religion, mental pathology, anthropology, biology, neurology, physiology, economics, political and social philosophy, philology, physical science, and education and giving a terminology in English, French, German, and Italian / written by many hands and edited by James Mark Baldwin, with the co-operation and assistance of an international board of consulting editors
10.
Ranzoli, Cesare
11.
12.
13.
Ranzoli, Cesare
14.
15.
16.
17.
18.
Bayle, Pierre <1647-1706>
19.
20.
21.
22.
23.
Scruton, Roger <1944-2020>
24.
25.
Voltaire
26.
Voltaire
27.
28.
Voltaire
29.
Nicola, Ubaldo
30.
31.
Zamboni, Giuseppe <1875-1950>
32.
Semprini, Giovanni
33.
Pancaldi, Maurizio
34.
Abbagnano, Nicola
35.
36.
Holenstein, Elmar