Frismandiri, Dinda. “IMPLEMENTASI RELATIONSHIP MARKETING UNTUK MENCIPTAKAN CUSTOMER SATISFACTION”. Jurnal Ekonomi Modernisasi 4, no. 1 (February 10, 2008): 32–44. Accessed November 24, 2024. http://ejournal.unikama.ac.id/index.php/JEKO/article/view/259.