GÓRSKI, Karol. Koenigsberger H. G., Estates and Revolutions. Essays in Early Modern European History. Czasopismo Prawno-Historyczne, [S. l.], v. 24, n. 2, p. 244–246, 1972. Disponível em: https://pressto.amu.edu.pl/index.php/cph/article/view/50753. Acesso em: 12 luty. 2026.