@unpublished{repository3505,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof.Dr.Hamka},
           title = {BAP Absen Nilai FI Pbsi},
             url = {http://repository.uhamka.ac.id/id/eprint/3505/},
          author = {Irwan, Baadilla}
}