@unpublished{repository2149,
           title = {Implementasi Promosi Penjualan di Bank Bjb Syariah Bekasi.},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof.Dr. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/2149/},
          author = {Suyadi, Suyadi}
}