author = { Bogdański, Marcin AND Wierzbicka, Wioletta },

title = { Socio-economic potential of Polish voivodship cities },

publisher = {Wroclaw University of Economics and Business},

isbn = {1899-3192},

keywords = { General Earth and Planetary Sciences , General Environmental Science },

year = {2014},

url = { http://slubdd.de/katalog?TN_libero_mab2 }