The Role of Celebrity Endorsements, Electronic Word of Mouth, and Product Placement on Purchasing Decisions. PROFESOR : Professional Education Studies and Operations Research, [S. l.], v. 1, n. 01, p. 6–10, 2024. DOI: 10.7777/f421ct93. Disponível em: http://journal-profesor.org/index.php/profesor/article/view/2.. Acesso em: 12 oct. 2025.