KUSUMA, H. W. Analysis of The Effect of Promotion on the Sales of General Insurance Services at PT. Wahana Tata Insurance. International Journal of Business and Social Science Research, [S. l.], v. 2, n. 1, p. 20–24, 2021. DOI: 10.47742/ijbssr.v2n1p3. Disponível em: https://ijbssrnet.com/index.php/ijbssr/article/view/41. Acesso em: 29 mar. 2024.