Dilnoza Nazarova, and Yuldasheva F.F. “CHET TILLARINI ONLAYN O’QITISHNI YO’LGA QO’YISHDAGI MUAMMO VA YECHIMLAR”. Journal of new century innovations 12, no. 5 (January 4, 2023): 81–83. Accessed November 23, 2024. https://newjournal.org/new/article/view/2356.