http://repository.uhamka.ac.id/id/eprint/15162/ Implementasi Promosi Penjualan di Bank BJB Syariah Bekasi Islamiati, Choiriah http://repository.uhamka.ac.id/id/eprint/15162/1/FKIP_PENDIDIKAN%20EKONOMI_1501085020_CHOIRIAH%20ISLAMIATI.pdf Unduh!