Mikser, Rain. “‘Haridusleksikon’”. Eesti Haridusteaduste Ajakiri. Estonian Journal of Education 2, no. 2 (November 1, 2014): 242–244. Accessed December 15, 2024. https://ojs.utlib.ee/index.php/EHA/article/view/eha.2014.2.2.10.