Hasan, Golan, Indah Indah, Sherlen Sherlen, Selina Tan, Kristi Ardianata, Frenky Frenky, Rooney Rooney, and Derry Derry. 2025. “ANALISIS PENERAPAN MANAJEMEN HUBUNGAN PELANGGAN PADA UMKM ALMIRA’S CAKE DIKOTA BATAM”. Bussman Journal : Indonesian Journal of Business and Management 5 (2):772-80. https://doi.org/10.53363/buss.v5i2.390.