Kautsky, Karl (1921). "XIII The Moscow Bonapartism". Georgia. Archived from the original on 2021-06-10. Retrieved 2021-06-10 – via Marxists Internet Archive.
Kautsky, Karl (1921). "XIII The Moscow Bonapartism". Georgia. Archived from the original on 2021-06-10. Retrieved 2021-06-10 – via Marxists Internet Archive.