Risca Damayanti Fansia, and Ratna Wardani. “Product Diversity And Prices On Repurchase Interest And Consumer Loyalty At Upt Batu Herbal Materia Medica Laboratory”. Journal of Hospital Management and Services 1, no. 1 (May 17, 2019): 13–23. Accessed September 13, 2025. http://www.thejhms.org/index.php/JHMS/article/view/66.