Hegel, Kierkegaard, Marx; three great philosophers whose ideas changed the course of civilization 2026-02-17T05:56:15+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Heiss, Robert, 1903- (Delacorte Press/S. Lawrence, 1975)