Badalov Dilmurod Abdikhalilovich. THE VALIDITY OF CLUSTER METHODS IN PEDAGOGICAL EDUCATION IN THE DUNA COUNTRIES. Wor.Bul.Soc.Sci. [Internet]. 2023Jul.24 [cited 2025May7];24:73-7. Available from: https://scholarexpress.net/index.php/wbss/article/view/3033