Aslanova , N. K. “ZAMONAVIY TA’LIMDA ‘4 K’ YONDASHUVI AMALIYOTINI SINGDIRISHNING BA’ZI MASALALARI”. Educational Research in Universal Sciences, vol. 2, no. 17 SPECIAL, Dec. 2023, pp. 466-8, http://erus.uz/index.php/er/article/view/5226.