Jo'rayeva Laylo Sirojiddin qizi, XATIRA GAYBULLAYEVA. PROFESSİONAL DEVELOPMENT: INTERNATİONAL QUALİFİCATİONS AND CERTİFİCATES FOR ENGLİSH TEACHERS. NUZY [Internet]. 2026 Jan. 1 [cited 2026 Mar. 6];2(12):206-9. Available from: https://innovativepublication.uz/index.php/NUZY/article/view/4940