FLOREA, Viorica. “CONCEPTUAL APPROACHES IN THE TAXONOMY OF FORMAL AND NON-FORMAL EDUCATION ”. Acta et Commentationes, Sciences of Education 12, no. 1 (July 1, 2019): 163-175. Accessed May 11, 2025. https://revistaust.upsc.md/index.php/acta_educatie/article/view/241.