Legal historical trends and perspectives III = Právnohistorické trendy a výhľady III. : scientific contributions from international scientific conference held on 9th November 2017 in Trnava under the title "The Key-Stone of Discrimination and the Impact of Its Manifestations on the Selected Groups of Population" / Štefan Siskovič, Ingrid Lanczová, Monika Martišková (eds.).    Prague : Leges, 2018 . 258 stran