Xidirov , Muso Qaxramon o‘g‘li. “ATROF-MUHITGA TA’SIR QILUVCHI OMILLAR TO‘PLAMI”. Educational Research in Universal Sciences 2, no. 4 SPECIAL (June 16, 2023): 1194–1199. Accessed November 22, 2024. http://erus.uz/index.php/er/article/view/3041.