Tolipova, M. R. “‘XODIMLARNING DAROMADLARI’ (BHXS 19) STANDARTNI AMALIYOTDA QO‘LLASH MASALALARI”. RESEARCH AND EDUCATION, vol. 2, no. 1, Jan. 2023, pp. 261-8, https://researchedu.org/index.php/re/article/view/1454.