Harnisa, Sehli, Hera Anis Kartika, Fransiska Yolanda, Messy Wahyuni, and Eko Risdianto. 2023. “Development of Marketing Strategies Using Social Media to Increase Business Sales of Amai Desu Cake Products Among Students in the Industry 4.0 Era”. FINGER : Jurnal Ilmiah Teknologi Pendidikan 2 (3):68-73. https://doi.org/10.58723/finger.v2i3.122.