Baltabayeva MO. XIZMATLAR TARMOG‘INI YUQORIGA CHIQISHGA QO‘SHIMCHA XARAKATLAR. GB [Internet]. 2023 Dec. 5 [cited 2024 Sep. 19];1(33):220-5. Available from: https://researchedu.org/index.php/goldenbrain/article/view/5487