Necherda, Valeria. 2021. “THE ROLE OF NON-GOVERNMENTAL ORGANIZATIONS OF HORTING IN THE FORMATION OF HIGH SCHOOL STUDENT’S SOCIALLY SUCCESSFUL PERSONALITY”. Theoretical and Methodical Problems of Children and Youth Education 25 (2), 15-29. https://doi.org/10.32405/2308-3778-2021-25-2-15-29.