Antoni MS. PENGARUH KUALITAS PELAYANAN PRIMA (SERVICE EXCELLENCE), PORSI BAGI HASIL DAN TINGKAT PENDAPATAN NASABAH TERHADAP TABUNGAN FIRDAUS PADA PT. BANK ACEH SYARIAH LANGSA. ihtiyath [Internet]. 2018Dec.7 [cited 2026Jan.17];2(2). Available from: https://journal.iainlangsa.ac.id/index.php/ihtiyath/article/view/711