Baltashova Muqaddes Qallibek-qizi. 2022. “BOSHLANǴICH SINFLARDA MATEMATIKA FANIDAN SINFDAN TASHQARI ISHLARNING AHAMIYATI VA SINFDAN TASHQARI ISHLARNI TASHKIL ETISH”. Journal of New Century Innovations 11 (1):126-30. https://newjournal.org/new/article/view/130.