D. Aditya Pallasa and H. Astuti, “Pengaruh Media Sosial dan Word of Mouth Terhadap Keputusan Pembelian Produk Herbalife Nutrition: The Influence of Social Media and Word of Mouth on Purchasing Decisions for Herbalife Nutrition Products”, JMS, vol. 6, no. 1, pp. 17–22, Jul. 2023.