Ferdiani, Feny, Universitas Muhammadiyah Sumatera Utara, Indonesia

• Proceedings of The 1st ICOMSH Volume 1, 2021 - Strengthening Humanity Values through Economic, Social and Legal Development in Society 5.0 Era
  The Influence Of Customer Relationship Management And Marketing Digital On Customer Loyalty At BPRS Gebu Prima Medan
  Abstract  PDF