Abdumajidova Mohlaroyim Alisher qizi. QISQA KO’PAYTIRISH FORMULALARINI TURLI XIL YO’LLAR BILAN ISBOTLASH . PED [Internet]. 2022 Aug. 15 [cited 2024 Sep. 28];15(2):46-51. Available from: http://pedagoglar.uz/index.php/ped/article/view/1759