Costs Included in Product Production and Factors Affecting Them. American Journal of Public Diplomacy and International Studies (2993-2157), [S. l.], v. 1, n. 7, p. 125–127, 2023. Disponível em: https://www.grnjournal.us/index.php/AJPDIS/article/view/839. Acesso em: 4 feb. 2026.