Afandi, Bima, and Austin Alexander Parhusip. 2023. “THE EFFECT OF 4P MARKETING MIX ON SATISFACTION J&T EXPRESS SAENTIS SERVICE USERS, MEDAN BRANCH”. Jurnal Multidisiplin Sahombu 3 (01):35-45. https://doi.org/10.58471/jms.v3i01.1662.