ZIKRIYAYEV XUDAYOR NURNIYOZ O`G`LI. BASIC PRINCIPLES AND FUNCTIONS OF MARKETING. Ethiopian International Journal of Multidisciplinary Research, [S. l.], v. 12, n. 01, p. 359–361, 2025. Disponível em: https://www.eijmr.org/index.php/eijmr/article/view/2493. Acesso em: 29 mar. 2026.