TRIPATHI, M. N. How Much Is Your Advertising Agency Worth To You?. Journal of Business & Economics Research (JBER), [S. l.], v. 5, n. 12, 2007. DOI: 10.19030/jber.v5i12.2612. Disponível em: https://clutejournals.com/index.php/JBER/article/view/2612. Acesso em: 17 jul. 2024.