Marketing Model - Ben Hunt’s Ladder. Science Outpost, [S. l.], v. 16, n. 1, p. 102–104, 2022. DOI: 10.36683/2076-5347-2022-1-59-102-104. Disponível em: https://forpost-nauki.owebs.ru/article/view/5563. Acesso em: 28 sep. 2026.