@unpublished{repository7370,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {BAP, Presensi, Nilai Konservasi 5D},
             url = {http://repository.uhamka.ac.id/id/eprint/7370/},
          author = {Amirullah, Gufron}
}