Autor:	Tománek, Pavol
Zdroj:	Studia Scientifica Facultatis Paedagogicae Universitas Catholica Ružomberok / Scientific Studies of the Faculty of Education of Catholic University in Ruzomberok. XVIII(3):66-76
Databáze:	Central and Eastern European Online Library (CEEOL)
Externí odkaz:	https://www.ceeol.com/search/article-detail?id=936573 Zobrazit plný text záznamu