, Ade Prasetio, and Rosinta Romauli Situmeang. 2021. “Influence Advertisement, Consumer Trust, Consumer Motivation Against Consumer Buying Interest at PT Darul Umroh Haramain Medan”. Jurnal Mantik 5 (1):383-86. https://www.ejournal.iocscience.org/index.php/mantik/article/view/1352.