Rakhmetova, Mairagul. «DEVELOPMENT OF STUDENTS ENVIRONMENTAL KNOWLEDGE BASED ON THE INTEGRATION OF PHYSICS AND BIOLOGY LESSONS». «Вестник НАН РК», no. 4 (август 31, 2022): 141–155. просмотрено декабрь 23, 2024. http://89.250.84.46/bulletin-science/article/view/4357.