Horbenko, H., Fruktova, Y. and Hondiul, O. 2020. NON-FORMAL EDUCATION OF EDUCATORS IN MEDIA CENTERS OF LEADING EUROPEAN COUNTRIES: EDUCATIONAL AND METHODOLOGICAL ASPECT. Continuing Professional Education: Theory and Practice. 4 (Dec. 2020), 103–109. DOI:https://doi.org/10.28925/1609-8595.2020.4.13.