Шумілова, А. В. “FORMATION OF ECOLOGICAL CONSCIOUSNESS OF SCHOOLBOYS ENVIRONMENTALLY EDUCATIONAL ACTIVITIES SPE «SLOBOZHANSKIY»”. Visnyk of V. N. Karazin Kharkiv National University series «Еcоlogy»00 (April 15, 2016): 104-111. Accessed April 26, 2024. https://periodicals.karazin.ua/ecology/article/view/5545.