- HörbuchAnimal FarmGeorge Orwell
- HörbuchThe Old Man and the SeaErnest Hemingway
- HörbuchPrinciples of GeologyCharles Lyell
- HörbuchPrincipia EthicaG.E. Moore
- HörbuchThe Mind and SocietyVilfredo Pareto
- HörbuchActionable Ethics (With a Practical Guide to ESG)Daniel Natal
- HörbuchThe Study of SociologyHerbert Spencer
- HörbuchCryptocurrency for SeniorsMaximilian Natal