Eshmatova Umida Abdupayez qizi. “PIRLS XALQARO TADQIQOTIDA O’ZBEKISTONNING ISHTIROKI VA NATIJALAR TAHLILI”. TADQIQOTLAR.UZ 32, no. 3 (February 22, 2024): 123–129. Accessed March 17, 2026. https://tadqiqotlar.uz/new/article/view/2237.