KARBOWIAK, Katarzyna. Tourism in the Warmia and Mazury Province - State of Art and Perspectives for Development. Annals of Agricultural Economics and Rural Development, [S. l.], v. 95, n. 3-4, p. 91–100, 2008. DOI: 10.22630/RNR.2008.95.3-4.39. Disponível em: https://rnr.sggw.edu.pl/article/view/8892. Acesso em: 10 nov. 2026.