Ochilov, N. “INSON VA HAYVON O’RTASIDAGI TAFOVUT”. Maktabgacha taʼlim Jurnali, vol. 7, no. Maktabgacha ta’limda xorijiy til, May 2023, https://primedu.jdpu.uz/index.php/presedu/article/view/8735.