| Alexander Polyhistor@ (2) |
| Benjamin, Walter@ (4) |
| Berdyaev, Nikolai@ (5) |
| Burckhardt, Jacob@ (4) |
| Castoriadis, Cornelius@ (7) |
| Collingwood, Robin George@ (3) |
| Croce, Benedetto@ (4) |
| Engels, Friedrich@ (5) |
| Foucault, Michel@ (20) |
| Hegel, Georg Wilhelm Friedrich@ (45) |
| Heidegger, Martin@ (27) |
| Herodotus@ (11) | |
| Khaldun, Ibn@ (8) |
| Machiavelli, Nicolo@ (51) |
| Maritain, Jacques@ (10) |
| Marx, Karl@ (19) |
| Natorp, Paul@ (2) |
| Nietzsche, Friedrich@ (40) |
| Nishida, Kitaro@ (5) |
| Oakeshott, Michael@ (9) |
| Popper, Karl@ (25) |
| Vico, Giambattista@ (5) |
| Voegelin, Eric@ (5) |
| Windischmann, Karl Joseph Hieronymus@ (2) | |
