Umarova Muqaddas Muxtorovna (2022) “PRINCIPLES OF TRAINING OF MANAGEMENT PERSONNEL FOR PRESCHOOL ORGANIZATIONS”, INTERNATIONAL JOURNAL OF SOCIAL SCIENCE & INTERDISCIPLINARY RESEARCH ISSN: 2277-3630 Impact factor: 8.036, 11(03), pp. 27–32. Available at: https://www.gejournal.net/index.php/IJSSIR/article/view/311 (Accessed: 8 December 2025).