PERMANA, RENDI SATIAWAN ELIS. PROMOTION EFFECT ANALYSIS THROUGH DIRECT BONUS IN PACKAGING PRODUCTS, PRODUCT QUALITY, AND BRAND TRUST INTERESTS AGAINST CONSUMERS BUY LIFEBUOY SOAP. Jurnal Manajerial, [S.l.], v. 1, n. 1, p. 91-98, aug. 2018. ISSN 2621-5055. Available at: <https://journal.umg.ac.id/index.php/manajerial/article/view/431>. Date accessed: 22 dec. 2024. doi: http://dx.doi.org/10.30587/jurnalmanajerial.v1i1.431.