Некос, А. Н., and Ю. В. Цехмістрова. “Competence Approach Of Personally Oriented Direction During Teaching Ecology In Schools”. Man and Environment. Issues of Neoecology, no. 1-2(25) (1): 88-93. Accessed December 22, 2024. https://periodicals.karazin.ua/humanenviron/article/view/6319.