Frolenkova, Nadiya. “The Quality of the Content of Preschool Education in Ukraine at the End of the Twentieth Century: Impact of Social and Economic Factors”. Pedagogical Discourse0, no. 17 (October 2, 2014): 195-200. Accessed October 31, 2024. http://ojs.kgpa.km.ua/index.php/peddiscourse/article/view/340.