Author’s Certificate: “Methodical Recommendations for Organizing Educational Work in Educational Institutions to Develop Leadership Activities of Learners”

Свидетельство-ЭУ-Я-Гульстан-саясаттану

Свидетельство-Я-Шолпан-Жанар

Certificate of data entry into the State Register of Rights to Objects Protected by Copyright was issued to Sembiyev Kurmangazy Zakirovich et […]