RANDJELOVIC, Branislav; PETROVIC, Jelena; NEDELJKOVIC, Jelena. SOME REMARKS ABOUT IMPLEMENTATION OF ELECTIVE SUBJECTS IN HIGH SCHOOLS IN SERBIA. KNOWLEDGE - International Journal , [S. l.], v. 40, n. 2, p. 419–425, 2020. Disponível em: https://ikm.mk/ojs/index.php/kij/article/view/932. Acesso em: 16 apr. 2024.