JO'RAYEVA LAYLO SIROJIDDIN QIZI; XATIRA GAYBULLAYEVA. PROFESSİONAL DEVELOPMENT: INTERNATİONAL QUALİFİCATİONS AND CERTİFİCATES FOR ENGLİSH TEACHERS. NAZARIY VA AMALIY FANLARDAGI USTUVOR ISLOHOTLAR VA ZAMONAVIY TA’LIMNING INNOVATSION YO’NALISHLARI, [S. l.], v. 2, n. 12, p. 206–209, 2026. Disponível em: https://innovativepublication.uz/index.php/NUZY/article/view/4940. Acesso em: 5 mar. 2026.