Erna, ernawati. “IMPLEMENTASI STRATEGI BERSAING PADA HEALTHY PREMIUM LAUNDRY SAMARINDA”. OBOR: Oikonomia Borneo 2, no. 2 (October 31, 2020). Accessed April 24, 2026. https://ojs.uwgms.ac.id/index.php/oikonomia/article/view/1339.