CODES OF ETHICS AND CORPORATE CORE VALUES ON FOOD AND BEVERAGE FIRMS IN SOUTH-EAST NIGERIA. UNIZIK Journal of Marketing, [S. l.], v. 3, n. 2, p. 153–167, 2026. Disponível em: https://journals.unizik.edu.ng/ujofm/article/view/8348. Acesso em: 23 jun. 2026.