KotlіarchukН. The Mutual Relation in the Effective Cooperation between Natural Environment and Pupils’ Attitude to it in the Creative Heritage of V. Sukhomlynskyi. PD [Internet]. 2016May12 [cited 2026Jan.21];0(20). Available from: https://ojs.kgpa.org.ua/index.php/peddiscourse/article/view/63