XOLBOYEVA, S.; KOSIMOV, A. 006.89 PRINCIPLES OF CLASSIFICATION OF COSTS TO ENSURE PRODUCT QUALITY IN PRODUCTION. Scientific and Technical Journal of Namangan Institute of Engineering and Technology, [S. l.], v. 9, n. 2, p. 243–248, 2024. DOI: 10.61151/stjniet.v9i2.437. Disponível em: http://niet.uz/index.php/nj/article/view/437. Acesso em: 26 dec. 2024.