Putri, Ermailin, Tinneke M Tumbel, and Lucky F. Tamengkel. “The Effect of Word of Mouth Communication on Purchasing Decisions for Emina Products for University Students ”. Productivity 5, no. 2 (June 10, 2024): 843–848. Accessed March 22, 2026. https://ejournal.unsrat.ac.id/v3/index.php/productivity/article/view/54679.