Mulyadi T, Hartoyo VP, Rukmana AY, Fauzan R. Social Media Marketing Against Decisions Purchase at Kopi Kenangan Batam. ecotal [Internet]. 2023 Nov. 15 [cited 2026 May 13];4(2):236-41. Available from: https://ojs.stieamkop.ac.id/index.php/ecotal/article/view/878