Lubis, Adelina, Siti Anggiani Syahvira, Aulia Sofiea Putri, Zul Azmi Mutahajjid, and Andi Reza Syahputra Lubis. 2024. “Product Image And Ethnocentrism Factors In Influencing Knowledge Of UIS Karo Among Universitas Medan Area Students ”. The International Conference on Education, Social Sciences and Technology (ICESST) 3 (2):53-62. https://doi.org/10.55606/icesst.v3i2.419.