Improving Performance of Customer Relationship Management to Leverage Customer Loyalty (Case Study: MILKY CRM Loyalty Program) Journal title: International Journal of Current Science Research and Review Authors: Zahra Juwita, S. Gz, Prof. Dr. Ir. Utomo Sarjono Putro, M.Eng. Subject(s): Agricultural Science, Plant Sciences, Economic Development, Technological Change and Growth, Medical Education , Business, Commercial, Consumer and Financial Law, Mathematical Modelling and Industrial Mathematics, Philosophy of the Social Sciences, Humanities, Multidisciplinary, Psychology, Multidisciplinary, Engineering, Multidisciplinary, Materials Science, Multidisciplinary