Anggrainii, Nur Wulan, and Muhammad Hamzah. “Analysis of Content Marketing and Social Media Advertising on Sales Growth at MK SKIN”. Global Education Journal 4, no. 2 (July 31, 2026): 1997–2001. Accessed August 3, 2026. https://journal.civiliza.org/index.php/gej/article/view/1934.