Intan Cahya Wulandari and Parlagutan Silitonga 2023. Increasing Purchasing Decision Goals at Ketapang Roast Coffee Through Social Media Interaction. Indonesian Journal of Interdisciplinary Research in Science and Technology. 1, 4 (May 2023), 235–252. DOI:https://doi.org/10.55927/marcopolo.v1i4.4381.