Riu, Isma Azis. “Use of Social Media As a Media Promotion for Small and Medium Enterprises”. Information Management and Business Review 7, no. 4 (August 30, 2015): 33–41. Accessed October 25, 2026. https://amhinternational.com/imbr/article/view/428-use-of-social-media-as-a-media-promotion-for-small-and-medium-enterprises.