1
2
Fonds Perrone
Bibliotheek François Vercammen By Kautsky, Karl, Bracke, Roussel, Angèle
Date 1925
Subjects: '; ...proletariaat...
monografie
3
4
By Kautsky, Karl
Date 1922
Subjects: '; ...proletariaat...
monografie
5
Fonds Perrone By Kautsky, Karl, Procacci, Giuliano
Date 1959
Subjects: '; ...proletariaat...
monografie