Lugina Olena Vitalijivna. Development of pre-school education in Poland (the middle of the XXth - the beggining of the XXIst century). : к.пед.н. : spec.. 13.00.01 - Загальна педагогіка та історія педагогіки : presented. 2013-02-26; popup.evolution: .; B. Khmelnitsky state university in Cherkasy. – , 0413U000714.

Updated: 2026-11-08