Läänemets, Urve, Katrin Kalamees-Ruubel, Kristi Kiilu, and Anu Sepp. “CURRICULUM DEVELOPMENT CONSIDERING FORMAL, NON-FORMAL AND INFORMAL EDUCATION”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 2 (May 25, 2018): 286–295. Accessed December 4, 2024. https://journals.ru.lv/index.php/SIE/article/view/3182.