ARZIKULOVA NAZOKAT NURALI QIZI; NURIDDINOVA HURMATOY SHERZOD QIZI; SHABIDDINOVA ZERA ISMETOVNA. COMMON EUROPEAN FRAMEWORK OF REFERENCE (CEFR). "XXI ASRDA INNOVATSION TEXNOLOGIYALAR, FAN VA TAʼLIM TARAQQIYOTIDAGI DOLZARB MUAMMOLAR" nomli respublika ilmiy-amaliy konferensiyasi, [S. l.], v. 1, n. 4, p. 161–166, 2023. Disponível em: https://universalpublishings.com/index.php/itfttdm/article/view/1028. Acesso em: 3 jul. 2024.