Aslanova , Nozima Khakimovna. “ZAMONAVIY TA’LIMDA ‘4 K’ YONDASHUVI AMALIYOTINI SINGDIRISHNING BA’ZI MASALALARI”. Educational Research in Universal Sciences 2, no. 17 SPECIAL (December 22, 2023): 466–468. Accessed December 5, 2025. http://erus.uz/index.php/er/article/view/5226.