CIEŚLAK, Tadeusz. J. G. Kelles, The Scottish Political System. Czasopismo Prawno-Historyczne, [S. l.], v. 26, n. 2, p. 264–266, 1974. DOI: 10.14746/cph.1974.26.2.21. Disponível em: https://pressto.amu.edu.pl/index.php/cph/article/view/52193. Acesso em: 12 luty. 2026.