Safrianto, Arief Syah. “ANALISIS PENGARUH KUALITAS PELAYANAN TERHADAP KEPUASAN NASABAH TABUNGAN TANDA 360 BANK OCBC NISP”. Jurnal Manajemen Bisnis Krisnadwipayana, vol. 4, no. 1, April 2016, hlm. 58, https://jurnal.unkris.ac.id/index.php/jmbk/article/view/899.