ARDIPRAWIRO. THE INFLUENCE OF BRAND AMBASSADOR, PRODUCT QUALITY, AND PRICE ON PURCHASING DECISIONS FOR COLLAGENA. International Journal Management and Economic, [S. l.], v. 4, n. 2, p. 70–83, 2025. DOI: 10.56127/ijme.v4i2.2112. Disponível em: https://journal.admi.or.id/index.php/IJME/article/view/2112. Acesso em: 29 jan. 2026.