- AudiolivroKarl Marx, Friedrich Engels, Peter Kropotkin, Vladimir Lenin - Marxism, Anarchism, CommunismKarl Marx
- AudiolivroThe Conquest of Bread (Unabridged)Peter Kropotkin
- AudiolivroMemoirs of a Revolutionist, Vol. 1Peter Kropotkin
- AudiolivroMutual AidPeter Kropotkin
- AudiolivroThe Conquest of BreadPeter Kropotkin
- AudiolivroThe Conquest of BreadPeter Kropotkin
- AudiolivroMemoirs of a Revolutionist, Vol. 2Peter Kropotkin